Climate Indicators and Earth Systems
Global Temperature, Energy Imbalance, and Climate Indicators
Record Heat Pushes Human-Driven Warming to 1.39C, 1.5C Could Arrive by 2030
Article link | Laurent Thomet | Phys.org | June 11, 2026
Scientists warn that greenhouse gas emissions, shrinking carbon budgets, sea-level rise, and expanding marine heat waves show climate indicators moving rapidly in the wrong direction.
Global Warming Hit 1.37°C in 2025, With Earth Accumulating Heat at Record Levels
Article link | University of Leeds / Phys.org | Phys.org | June 10, 2026
The latest Indicators of Global Climate Change assessment reports that human-caused warming reached about 1.37°C in 2025, while Earth's energy imbalance continued rising as a key sign of accelerating planetary heating.
Indicators of Global Climate Change 2025: Annual Update of Key Indicators of the State of the Climate System
Article link | Piers M. Forster et al. | Earth System Science Data | June 2026
The annual IGCC report tracks major Earth-system indicators, including emissions, warming, aerosols, Earth's energy imbalance, sea-level rise, and remaining carbon budgets.
Global Glacier Mass Change in 2025
Article link | Nature Reviews Earth & Environment | Nature | June 2026
Researchers summarize global glacier mass loss in 2025, showing how shrinking mountain ice remains a major indicator of warming and contributes to sea-level rise.
World's Oceans Break June Heat Record: EU Monitor
Article link | Phys.org | Phys.org | June 2026
Copernicus climate monitoring shows that ocean heat remains a major climate indicator, with record or near-record sea-surface temperatures affecting marine ecosystems and weather patterns.
The World Just Lived Through the 11 Hottest Years on Record
Article link | Richard Fieldhouse | Nature | 2026
Nature reports that recent temperature records and Earth-energy measurements show the planet continuing to warm rapidly, with climate indicators pointing to worsening imbalance.
Monthly Global Climate Report: May 2026
Article link | NOAA National Centers for Environmental Information | NOAA | May 2026
NOAA's May 2026 global climate report documents temperature anomalies, regional heat extremes, precipitation patterns, and other indicators of the planet's changing climate.
Monthly Global Climate Report: April 2026
Article link | NOAA National Centers for Environmental Information | NOAA | April 2026
NOAA's April 2026 report tracks global temperature anomalies, regional extremes, and precipitation patterns as part of the monthly climate indicator record.
Monthly Global Climate Report: March 2026
Article link | NOAA National Centers for Environmental Information | NOAA | March 2026
NOAA's March 2026 global climate summary documents temperature, precipitation, and regional extremes using long-running observational records.
Monthly Global Climate Report: February 2026
Article link | NOAA National Centers for Environmental Information | NOAA | February 2026
NOAA summarizes February 2026 climate indicators, including global temperature rankings, land and ocean anomalies, and notable weather events.
Fifth-Warmest January Sees 2026 Start With Weather Extremes Across Both Hemispheres
Article link | Copernicus Climate Change Service | Copernicus | February 6, 2026
Copernicus data show that January 2026 continued the recent run of very warm months, with temperature and weather extremes across both hemispheres.
Copernicus Global Climate Highlights 2025
Article link | Copernicus Climate Change Service | Copernicus | January 14, 2026
Copernicus summarizes 2025 climate indicators, including global temperature, sea-surface temperature, heat stress, sea ice, and greenhouse gas concentrations.
Copernicus: 2025 Was the Third Hottest Year on Record
Article link | Copernicus Climate Change Service | Copernicus | January 14, 2026
Copernicus reports that 2025 ranked among the hottest years ever recorded, reinforcing the long-term warming signal in global climate indicators.
Climate Indicators Dashboard
Article link | Climate Indicators Dashboard | Climate Indicators Dashboard | 2026
The dashboard brings together indicators such as temperature, emissions, energy imbalance, sea level, ocean heat, and carbon budgets for public tracking.
NASA Global Climate Change: Vital Signs of the Planet
Article link | NASA | NASA | 2026
NASA's Vital Signs dashboard tracks carbon dioxide, global temperature, Arctic sea ice, ice sheets, sea level, and ocean heat as major climate indicators.
Global Climate Dashboard
Article link | NOAA Climate.gov | NOAA | 2026
NOAA's climate dashboard tracks carbon dioxide, global temperature, ocean heat, sea level, Arctic sea ice, and other vital signs.
Climate Reanalyzer Global Temperature Tools
Article link | Climate Change Institute, University of Maine | Climate Reanalyzer | 2026
Climate Reanalyzer visualizes global temperature, sea-surface temperature, sea ice, and atmospheric patterns using reanalysis data.
Berkeley Earth Global Temperature Report
Article link | Berkeley Earth | Berkeley Earth | 2026
Berkeley Earth reports global temperature trends and rankings, adding an independent estimate to the world's surface-temperature indicator records.
Berkeley Earth: Warming Stripes and Climate Data
Article link | Berkeley Earth | Berkeley Earth | 2026
Berkeley Earth's climate data tools provide independent temperature records for tracking long-term global and regional warming.
HadCRUT Global Temperature Dataset
Article link | Met Office Hadley Centre / Climatic Research Unit | Met Office | 2026
HadCRUT5 is a major global temperature dataset used to track long-term warming across land and ocean surfaces.
GISTEMP Surface Temperature Analysis
Article link | NASA Goddard Institute for Space Studies | NASA | 2026
NASA's GISTEMP analysis provides one of the major global surface-temperature records used to monitor climate change.
NOAA Global Surface Temperature Dataset
Article link | NOAA National Centers for Environmental Information | NOAA | 2026
NOAA's global temperature dataset tracks land and ocean temperature anomalies using long-term observations.
A Year Above 1.5°C Signals That Earth Is Most Probably Within the 20-Year Period of Crossing 1.5°C
Article link | Emanuele Bevacqua et al. | Nature Climate Change | 2025
The study examines what a single year above 1.5°C implies for long-term warming thresholds, using global temperature as a central climate indicator.
A Traceable Global Warming Record and Clarity for the 1.5°C Threshold
Article link | Gottfried Kirchengast et al. | Communications Earth & Environment | 2025
Researchers introduce a benchmark warming record to clarify how global temperature indicators should be used when judging 1.5°C threshold crossings.
Greenhouse Gases, Carbon Budgets, and Emissions
Open-Source AI May Aid Climate and Development but Deepen Inequality
Article link | Phys.org | Phys.org | June 11, 2026
The article explores how open-source AI can support climate-data analysis while also raising concerns about unequal access to computing, data, and technical capacity.
How Did a Major Mangrove Restoration Project in Senegal Create 'Ghost Carbon'?
Article link | Phys.org | Phys.org | June 8, 2026
Researchers found that failed mangrove restoration plots overstated carbon benefits, showing why carbon indicators need accurate field verification.
Easily Overlooked Small Wetlands Are a Big Source of Methane
Article link | Phys.org | Phys.org | June 4, 2026
Researchers find that small wetlands can be important methane sources, improving understanding of natural greenhouse-gas emissions in the Earth system.
Laser-Based 3D Imaging System Enables Precise Detection of Methane Leaks
Article link | Phys.org | Phys.org | June 2026
A new laser-scanning method quantifies methane leaks, showing how better monitoring can improve greenhouse-gas accounting.
NOAA Annual Greenhouse Gas Index
Article link | NOAA Global Monitoring Laboratory | NOAA | 2026
NOAA's Annual Greenhouse Gas Index measures the heating influence of long-lived greenhouse gases, showing how human emissions continue changing Earth's energy balance.
NOAA Trends in Atmospheric Carbon Dioxide
Article link | NOAA Global Monitoring Laboratory | NOAA | 2026
NOAA's CO2 trends record tracks atmospheric carbon dioxide at Mauna Loa and globally, one of the most important indicators of human-driven climate change.
Scripps CO2 Program: The Keeling Curve
Article link | Scripps Institution of Oceanography | Scripps CO2 Program | 2026
The Keeling Curve provides the long-running atmospheric CO2 record that shows the steady rise of greenhouse gases since the late 1950s.
Global Monitoring Laboratory Methane Trends
Article link | NOAA Global Monitoring Laboratory | NOAA | 2026
NOAA tracks atmospheric methane concentrations, a major greenhouse-gas indicator with strong near-term warming influence.
Global Monitoring Laboratory Nitrous Oxide Trends
Article link | NOAA Global Monitoring Laboratory | NOAA | 2026
NOAA monitors atmospheric nitrous oxide, a long-lived greenhouse gas linked to agriculture, industry, and climate forcing.
Integrated Carbon Observation System
Article link | ICOS | ICOS | 2026
ICOS provides high-precision greenhouse-gas observations across Europe, supporting climate indicators for carbon sources and sinks.
TROPOMI Methane Monitoring
Article link | European Space Agency | ESA | 2026
Sentinel-5P's TROPOMI instrument measures atmospheric pollutants and methane, helping detect emissions and monitor atmospheric composition.
NASA OCO-2 Mission
Article link | NASA / JPL | NASA | 2026
NASA's Orbiting Carbon Observatory-2 measures atmospheric carbon dioxide from space, improving understanding of carbon sources and sinks.
NASA OCO-3 Mission
Article link | NASA / JPL | NASA | 2026
OCO-3 measures carbon dioxide from the International Space Station, helping scientists observe urban emissions, vegetation uptake, and carbon-cycle variability.
WMO Greenhouse Gas Bulletin
Article link | World Meteorological Organization | WMO | 2026
The WMO Greenhouse Gas Bulletin reports atmospheric concentrations of carbon dioxide, methane, and nitrous oxide as key climate indicators.
Towards Annual Updating of Forced Warming to Date and Remaining Carbon Budgets
Article link | Aurélien Ribes et al. | Nature Communications | 2025
Scientists propose methods for annually updating human-caused warming and carbon-budget estimates, improving climate indicators between major IPCC reports.
Systematic Attribution of Heatwaves to the Emissions of Carbon Majors
Article link | Yann Quilcaille et al. | Nature | 2025
Researchers attribute portions of heat-wave intensification to emissions from major fossil-fuel and cement producers, linking climate indicators to responsibility.
Global Carbon Budget 2025
Article link | Global Carbon Project | Global Carbon Project | 2025
The Global Carbon Budget tracks fossil-fuel emissions, land-use emissions, atmospheric CO2 growth, and carbon sinks as core climate-system indicators.
Global Methane Budget 2025
Article link | Global Carbon Project | Global Carbon Project | 2025
The Global Methane Budget monitors methane emissions, sinks, and atmospheric growth, helping scientists understand a powerful greenhouse-gas indicator.
Recent Reductions in Aerosol Emissions Have Increased Earth's Energy Imbalance
Article link | Communications Earth & Environment | Nature | 2024
The study examines how falling aerosol pollution has reduced a cooling influence and contributed to Earth's rising energy imbalance.
Anthropogenic Forcing and Response Yield Observed Positive Trend in Earth's Energy Imbalance
Article link | Norman G. Loeb et al. | Nature Communications | 2021
Researchers show that Earth's energy imbalance has increased, confirming that the climate system is gaining heat faster than it releases it.
Ocean Heat, Circulation, Chemistry, and Marine Indicators
Coastal and Estuarine Carbon Removal Technique May Backfire When Pushed Too Far
Article link | Hannah Bird | Phys.org | June 27, 2026
Scientists find that some coastal carbon-removal approaches may disrupt estuarine chemistry if overused, showing why Earth-system feedbacks must be measured before large-scale intervention.
Atlantic and Pacific May Follow Different Rules on Long-Term Ocean Temperature Change
Article link | Florida State University / Phys.org | Phys.org | June 17, 2026
Scientists report that the Atlantic and Pacific may behave differently under long-term warming, showing how ocean-basin indicators can reveal complex climate-system responses.
Satellite Data Reveal Southern Ocean Vertical Currents Diving 3,000 Feet Below Surface
Article link | Paul Arnold | Phys.org | June 9, 2026
New satellite-based research reveals deep vertical currents in the Southern Ocean, improving understanding of ocean circulation, carbon uptake, and heat movement through the climate system.
Atlantic 'Cold Blob' Caused by Weakening Ocean Current System That's Likely Nearing a Tipping Point
Article link | Robert Egan | Phys.org | June 7, 2026
Research links the North Atlantic cold blob to weakening ocean circulation, pointing to a possible warning sign for changes in the Atlantic Meridional Overturning Circulation.
Two Decades of Data Show That Climate Change Is Transforming Biscayne Bay
Article link | Diana Udel / University of Miami | Phys.org | June 1, 2026
Long-term observations from Biscayne Bay show warming, changing oxygen conditions, and ecosystem stress, illustrating how local climate indicators reveal broader Earth-system change.
The Network Watching the World's Oceans Is Under Pressure—Just When It's Needed Most
Article link | Phys.org | Phys.org | May 25, 2026
Ocean-monitoring networks that track heat, chemistry, currents, and carbon are facing stress even as climate indicators show the ocean is changing rapidly.
Expedition to Hess Rise in the Northwest Pacific Begins
Article link | Phys.org | Phys.org | May 25, 2026
A scientific expedition to Hess Rise aims to study deep-ocean systems, adding observations that help scientists understand Earth's marine environments.
Study Reveals How Offshore Structures Can Help—or Hinder—Marine Ecosystems
Article link | Phys.org | Phys.org | May 25, 2026
Offshore infrastructure can affect marine ecosystems in mixed ways, making ecosystem indicators important for evaluating ocean development.
Sharks, Rays, and MPAs: A Global Assessment of Marine Protected Area Coverage
Article link | David Shiffman et al. | bioRxiv | May 7, 2026
A global assessment of shark and ray coverage in marine protected areas connects biodiversity indicators with ocean conservation and climate resilience.
Ocean Warming Above 1.5°C Triggered Year-Round Marine Heat Waves
Article link | Phys.org | Phys.org | June 2026
Researchers find that sustained ocean warming can produce year-round marine heat-wave conditions, making marine temperature extremes an important Earth-system warning sign.
NASA Satellites Reveal Major Ocean Nutrient Stress
Article link | Phys.org | Phys.org | June 2026
Satellite observations show growing nutrient stress in parts of the ocean, highlighting how remote sensing can track changes in marine productivity and climate-driven ecosystem pressure.
Climate-Based Tool Predicts Coral Bleaching Months in Advance
Article link | Phys.org | Phys.org | June 2, 2026
Researchers use large-scale climate indicators to forecast coral bleaching risk months ahead of time, showing how Earth-system patterns can support reef management.
First Complete Map of World's Seagrass Offers Warnings and Opportunities
Article link | Phys.org | Phys.org | June 2026
A global seagrass map improves estimates of coastal carbon storage and ecosystem vulnerability, strengthening climate indicators for blue-carbon habitats.
Decline in Plankton Across Northeast Atlantic Sends Stark Warning
Article link | Phys.org | Phys.org | June 2026
Long-term plankton data and satellite observations show ecosystem decline across the Northeast Atlantic, highlighting biological indicators of ocean change.
NOAA Ocean Heat Content
Article link | NOAA National Centers for Environmental Information | NOAA | 2026
NOAA's ocean heat content records show how much heat the ocean is absorbing, one of the strongest indicators of Earth's energy imbalance.
Argo Program: Global Ocean Observing
Article link | Argo Program | Argo | 2026
Argo floats measure ocean temperature and salinity around the world, providing essential data for tracking ocean warming and circulation changes.
GO-SHIP Global Ocean Repeat Hydrography
Article link | GO-SHIP | GO-SHIP | 2026
GO-SHIP surveys measure ocean carbon, oxygen, nutrients, temperature, and salinity, helping scientists monitor long-term ocean-system change.
Global Ocean Acidification Observing Network
Article link | GOA-ON | GOA-ON | 2026
GOA-ON coordinates observations of ocean acidification, a key indicator of rising carbon dioxide and changing marine chemistry.
NOAA Ocean Acidification Program
Article link | NOAA | NOAA | 2026
NOAA's ocean acidification work monitors changing seawater chemistry and its effects on marine ecosystems.
World Ocean Database
Article link | NOAA National Centers for Environmental Information | NOAA | 2026
The World Ocean Database archives ocean temperature, salinity, oxygen, nutrients, and other variables used to study long-term ocean change.
OceanSITES Global Time-Series Observatory Network
Article link | OceanSITES | OceanSITES | 2026
OceanSITES maintains long-term ocean time-series stations that monitor heat, carbon, oxygen, currents, and other ocean-climate indicators.
NOAA Coral Reef Watch
Article link | NOAA | NOAA | 2026
Coral Reef Watch uses satellite sea-surface temperature indicators to monitor coral bleaching risk around the world.
The Caspian Sea Has Lost an Area Nearly the Size of Sicily
Article link | Phys.org | Phys.org | June 22, 2026
Satellite evidence shows major Caspian Sea shrinkage driven by rising evaporation and human water use, making inland-water change a visible climate and Earth-system indicator.
Global Mean Sea Level from Satellite Altimetry
Article link | NASA Sea Level Change Team | NASA | 2026
NASA tracks global sea-level rise using satellites, showing how ocean warming and melting land ice are changing the Earth system.
Cryosphere, Glaciers, Sea Ice, Snow, and Permafrost
Thawing Ground, Future Questions: Decoding Arctic Climate in a Lab
Article link | Jamie Oberdick / Pennsylvania State University | Phys.org | June 27, 2026
Researchers use artificial permafrost and remote-sensing tools to study thawing Arctic ground, a major indicator of carbon feedbacks and climate-system risk.
Swiss Glaciers Have Exhausted Their Snow Reserves
Article link | Phys.org | Phys.org | June 26, 2026
Swiss glaciers are losing protective snow reserves, making glacier mass balance a clear indicator of warming and future water-risk changes.
When Glaciers Vanish, So Does the Hidden Life They Support
Article link | Phys.org | Phys.org | June 16, 2026
Scientists warn that glacier loss also erases cold-adapted ecosystems, showing how cryosphere indicators connect climate change with biodiversity loss.
Data Suggest Greater Glacial Flood Risk Faced by Bhutan
Article link | Phys.org | Phys.org | June 2026
New data suggest Bhutan faces increasing glacial lake outburst flood risk as mountain ice melts, linking cryosphere indicators to downstream hazards.
Extreme Weather Is Making Antarctic Research Harder, but New Technology Is Providing Some Answers
Article link | Phys.org | Phys.org | June 2026
Antarctic researchers face worsening weather, changing sea ice, and logistical challenges, while new observing technologies help track Earth-system change.
Antarctic Science Operations Must Account for Climate Change
Article link | Martin Siegert et al. | Communications Earth & Environment | 2026
Scientists argue that changing sea ice, storms, and warming conditions are affecting Antarctic research logistics, showing how climate indicators are reshaping polar operations.
WMO Global Cryosphere Watch
Article link | World Meteorological Organization | WMO | 2026
The Global Cryosphere Watch tracks snow, glaciers, ice sheets, sea ice, permafrost, and frozen ground as indicators of climate change.
Global Terrestrial Network for Permafrost
Article link | Global Terrestrial Network for Permafrost | GTN-P | 2026
GTN-P monitors permafrost temperature and active-layer thickness, providing indicators of Arctic warming and carbon feedback risk.
Global Terrestrial Network for Glaciers
Article link | World Glacier Monitoring Service | WGMS | 2026
The World Glacier Monitoring Service tracks glacier length, area, volume, and mass balance as long-term indicators of climate change.
NSIDC Arctic Sea Ice News and Analysis
Article link | National Snow and Ice Data Center | NSIDC | 2026
NSIDC monitors Arctic sea ice extent and seasonal changes, one of the clearest indicators of polar warming.
NSIDC Sea Ice Index
Article link | National Snow and Ice Data Center | NSIDC | 2026
The Sea Ice Index provides long-term satellite records for Arctic and Antarctic sea ice extent and concentration.
NASA GRACE Follow-On Mission Tracks Earth's Water and Ice
Article link | NASA / JPL | NASA | 2026
GRACE Follow-On satellites measure changes in Earth's gravity field to track ice-sheet loss, groundwater depletion, and large-scale water storage.
IMBIE Ice Sheet Mass Balance Inter-Comparison Exercise
Article link | IMBIE Team | IMBIE | 2026
IMBIE combines satellite records to estimate Greenland and Antarctic ice-sheet mass loss, a major indicator of cryosphere change and sea-level rise.
Copernicus Arctic Regional Reanalysis
Article link | Copernicus Climate Change Service | Copernicus | 2026
Copernicus Arctic reanalysis products support monitoring of temperature, wind, snow, sea ice, and other Arctic climate indicators.
Arctic Report Card
Article link | NOAA | NOAA | 2026
NOAA's Arctic Report Card tracks temperature, sea ice, snow cover, permafrost, ecosystems, and Indigenous observations across the rapidly changing Arctic.
Global Snow Lab Snow Cover Extent
Article link | Rutgers Global Snow Lab | Rutgers University | 2026
The Global Snow Lab tracks Northern Hemisphere snow-cover extent, an important indicator of warming, albedo change, and water-cycle shifts.
Earth Observations for Climate Adaptation: Tracking Progress Through Satellite-Derived Indicators
Article link | Sarah Connors et al. | npj Climate and Atmospheric Science | November 11, 2025
Researchers explain how satellite-derived indicators can help governments track adaptation progress, climate risks, ecosystem change, and resilience.
Evidence for Endemism and Local Adaptation in Antarctic Soil Bacteria
Article link | Noah Fierer et al. | bioRxiv | May 6, 2026
Antarctic soil bacteria show local adaptation, adding biological indicators to the study of how polar ecosystems respond to climate and environmental change.
Extreme Heat, Weather Attribution, and Human Impacts
The Sun's Outbursts May Briefly Weaken Rain and Snow Events Across North America
Article link | Rebecca Irelan / University of New Hampshire | Phys.org | June 28, 2026
Researchers examine whether solar outbursts can briefly affect precipitation events, adding space-weather variability to the study of Earth-system indicators.
Europe's Extreme Heat Would Be Impossible Without Climate Change, Scientists Say
Article link | Phys.org / Associated Press | Phys.org | June 26, 2026
Rapid-attribution scientists report that a severe European heat wave would have been virtually impossible without human-caused climate change, showing extreme heat as a climate indicator.
Extreme Heat Is Harming Remote First Nations Communities. It's Time We Listen to Them
Article link | Manoj Bhatta, Gloria Baliva and Supriya Mathew / The Conversation | Phys.org | June 25, 2026
The article explains how extreme heat indicators translate into lived impacts for remote First Nations communities and why adaptation must include local knowledge.
Heat Stress Exposure Climbed From 16% to 22% Worldwide Over 50 Years
Article link | Phys.org | Phys.org | June 22, 2026
Global exposure to dangerous heat stress has risen sharply, combining warming climate indicators with population growth and changing vulnerability.
'Double the Damage': Warming Climate Reduces Milk Quality and Quantity
Article link | Andrew Zinin | Phys.org | June 18, 2026
Heat stress reduces both milk production and nutritional content, showing how climate indicators translate into agricultural and economic impacts.
One in Four 2026 World Cup Games Could Face Dangerous Heat Across North America
Article link | Andrew Zinin | Phys.org | May 14, 2026
Researchers use Wet Bulb Globe Temperature as a heat-risk indicator to estimate dangerous playing conditions during the 2026 World Cup.
Europe Swelters Under Record-Breaking Heat Wave
Article link | Phys.org | Phys.org | June 2026
Record-breaking heat across Europe demonstrates how temperature indicators are translating into human health risks, infrastructure stress, and regional climate extremes.
Heat Wave Bakes 100 Million Europeans at Over 35C
Article link | Phys.org | Phys.org | June 2026
More than 100 million Europeans were forecast to experience dangerous temperatures above 35C, reflecting how climate indicators are increasingly tied to direct exposure risks.
NOAA National Integrated Heat Health Information System
Article link | NOAA / NIHHIS | Heat.gov | 2026
Heat.gov brings together heat-risk forecasts, health data, and climate indicators to help communities prepare for dangerous heat.
Climate Central: Climate Shift Index
Article link | Climate Central | Climate Central | 2026
The Climate Shift Index estimates how much climate change has altered the likelihood of daily temperatures, turning local heat into an attribution indicator.
World Weather Attribution
Article link | World Weather Attribution | WWA | 2026
World Weather Attribution studies quantify how climate change affects extreme events, linking observed hazards to human-caused warming.
El Niño, Forecasting, and Climate Variability
Super El Niños May Lose Their Punch in a Warming World
Article link | Sayan Tribedi | Phys.org | June 16, 2026
Climate-model research suggests that future extreme El Niño events may produce different atmospheric impacts as background warming changes the climate system.
A Very Strong El Niño Is Approaching. Here's What We Can Expect
Article link | Phys.org | Phys.org | June 2026
The article explains how El Niño indicators are monitored and how a strong event can affect heat, rainfall, storms, drought, and global temperature patterns.
New Relative Niño Index Introduces More Robust Way to Measure El Niño Strength
Article link | Phys.org | Phys.org | June 2026
Scientists introduce a Relative Niño Index designed to measure El Niño strength more reliably as global warming shifts ocean-temperature baselines.
Are We Really Headed for a 'Super' El Niño? What the Science Says
Article link | Alexandra Witze | Nature | May 14, 2026
Nature interviews climate scientists about El Niño forecasts, ocean-temperature indicators, and how researchers judge whether a strong event may develop.
Earth Observation, Satellite Monitoring, and Climate Data Systems
Global Climate Observing System: Essential Climate Variables
Article link | Global Climate Observing System | WMO | 2026
The GCOS Essential Climate Variables define the core indicators needed to monitor Earth's atmosphere, ocean, land, and cryosphere.
Copernicus Climate Data Store
Article link | Copernicus Climate Change Service | Copernicus | 2026
The Climate Data Store provides access to climate reanalysis, observations, and indicators used to monitor Earth's changing atmosphere, land, and oceans.
ERA5 Reanalysis
Article link | European Centre for Medium-Range Weather Forecasts | ECMWF | 2026
ERA5 provides a global reanalysis record of weather and climate variables used to evaluate temperature, wind, moisture, and pressure changes over time.
Global Precipitation Measurement Mission
Article link | NASA / JAXA | NASA | 2026
The GPM mission tracks global rain and snow, helping scientists monitor changes in precipitation patterns and water-cycle intensity.
NASA Earth Observatory: Global Maps
Article link | NASA Earth Observatory | NASA | 2026
NASA's global maps visualize indicators such as land temperature, aerosols, vegetation, fires, rainfall, and ocean productivity.
Sentinel-6 Michael Freilich Sea-Level Mission
Article link | NASA / ESA / EUMETSAT / NOAA | NASA JPL | 2026
Sentinel-6 continues the satellite altimetry record of global sea level, one of the most important indicators of climate change.
SWOT Mission Tracks Earth's Surface Water and Ocean Topography
Article link | NASA / CNES | NASA JPL | 2026
SWOT maps surface water and ocean topography, improving indicators for rivers, lakes, reservoirs, coastal waters, and ocean circulation.
Landsat Science: Monitoring Earth Change
Article link | NASA / USGS | NASA | 2026
Landsat provides decades of satellite observations for land cover, glaciers, water, vegetation, fires, and urban change.
MODIS: Moderate Resolution Imaging Spectroradiometer
Article link | NASA | NASA | 2026
MODIS instruments monitor clouds, aerosols, fires, vegetation, snow, ocean color, and land-surface temperature as Earth-system indicators.
VIIRS Earth Observation Data
Article link | NASA Earthdata | NASA | 2026
VIIRS tracks night lights, fires, clouds, aerosols, vegetation, ocean color, and temperature, supporting climate and environmental monitoring.
NOAA Climate at a Glance
Article link | NOAA National Centers for Environmental Information | NOAA | 2026
Climate at a Glance lets users explore long-term temperature and precipitation trends across regions and time periods.
NASA Fire Information for Resource Management System
Article link | NASA | NASA FIRMS | 2026
FIRMS provides near-real-time satellite fire detection, helping monitor wildfire activity as an Earth-system and climate-impact indicator.
Water Cycle, Drought, Lakes, and Sea-Level Indicators
NOAA Sea Level Rise Viewer
Article link | NOAA Office for Coastal Management | NOAA | 2026
NOAA's sea-level tools help communities visualize rising seas, flooding exposure, and coastal vulnerability linked to global climate indicators.
NOAA Drought Monitor
Article link | National Drought Mitigation Center / NOAA / USDA | U.S. Drought Monitor | 2026
The U.S. Drought Monitor integrates climate, hydrology, soil, and impact indicators to map drought severity.
Global Drought Observatory
Article link | European Commission Joint Research Centre | Global Drought Observatory | 2026
The Global Drought Observatory tracks precipitation, soil moisture, vegetation stress, and drought impacts worldwide.
FAO WaPOR Water Productivity Database
Article link | Food and Agriculture Organization | FAO | 2026
WaPOR uses satellite data to monitor water productivity, evapotranspiration, and agricultural water stress under changing climate conditions.
Global Lake Temperature Collaboration
Article link | Global Lake Temperature Collaboration | GLTC | 2026
The collaboration monitors lake surface temperatures, helping reveal how inland waters respond to climate change.
Global Human Climate Niche Indicators
Article link | Chi Xu et al. | PNAS | 2020
Researchers examine how climate change may push human populations outside historically favorable climate conditions, linking temperature indicators to habitability.
Ecosystems, Biodiversity, Forests, and Fire
Heavy Atlantic Rain Can Block African Aerosols From Reaching the Amazon
Article link | Phys.org | Phys.org | May 9, 2026
Scientists use black carbon as an indicator of long-range particle transport, showing how rainfall patterns influence aerosol movement between Africa and the Amazon.
Climate-Driven Extreme Fire Danger Cannot Be Prevented by Carbon Neutrality Alone
Article link | Phys.org | Phys.org | May 7, 2026
Research finds that even net-zero emissions may leave extreme fire danger high in many regions, while net-negative emissions could reduce some climate-driven risks.
Global Fire Emissions Database
Article link | Global Fire Emissions Database | GFED | 2026
GFED tracks fire emissions and burned area, connecting wildfire activity with carbon-cycle and climate-system indicators.
Global Forest Watch
Article link | World Resources Institute | Global Forest Watch | 2026
Global Forest Watch tracks tree-cover loss, fires, deforestation, and forest carbon indicators using satellite data.
Global Biodiversity Framework Indicators
Article link | Convention on Biological Diversity | CBD | 2026
Global Biodiversity Framework indicators help track ecosystem condition, species risk, protected areas, and nature-related climate resilience.
Oxygen Atoms in 15-Million-Year-Old Giant Eggshells Reveal Ancient Climate
Article link | Phys.org | Phys.org | June 2026
A new isotope technique uses fossil eggshell oxygen to reconstruct ancient climates, expanding the toolbox for comparing past Earth systems with future greenhouse conditions.
Ancient Lake Cores Reveal Unprecedented 2012 Rwenzori Fire
Article link | Phys.org | Phys.org | May 30, 2026
Lake cores from the Rwenzori Mountains reveal an unusual fire event, connecting paleoclimate records, glacier retreat, and changing mountain ecosystems.
Global Climate Observing System: Essential Climate Variables
Article link | Global Climate Observing System | WMO | 2026
The GCOS Essential Climate Variables define the core indicators needed to monitor Earth's atmosphere, ocean, land, and cryosphere.
Earth-System Boundaries, Tipping Points, and Models
Current State of Affairs
Article link | Editorial | Nature Climate Change | June 9, 2026
A Nature Climate Change editorial discusses heat waves, ocean heat accumulation, and El Niño concerns as signs of the current climate state.
Role of Earth System Processes in the Relationship Between Carbon Emissions and Warming
Article link | S. K. Liddicoat et al. | Nature Communications | 2026
Earth-system modeling shows how vegetation, fire, nitrogen, aerosols, and wetlands can alter the relationship between carbon emissions and warming.
Climate Response to Nature Future Scenarios in a Regional Earth-System Model
Article link | P. Sieber et al. | Nature Communications | 2026
Researchers examine climate and biodiversity futures using Earth-system modeling, showing how ecological and climate indicators interact.
Planetary Boundaries Framework
Article link | Stockholm Resilience Centre | Stockholm University | 2026
The planetary boundaries framework tracks Earth-system limits, including climate change, biosphere integrity, land-system change, freshwater use, and biogeochemical flows.
Earth Commission: Safe and Just Earth-System Boundaries
Article link | Earth Commission | Earth Commission | 2026
The Earth Commission develops indicators for safe and just Earth-system boundaries across climate, water, nutrients, aerosols, and biosphere change.
The Global Tipping Points Report
Article link | University of Exeter et al. | Global Tipping Points | 2026
The Global Tipping Points project assesses warning signs and risks for major Earth-system tipping elements, including ice sheets, circulation, forests, and coral reefs.
Adaptation, Risk, Disasters, and Policy Indicators
Using Less, Living Better: Demand-Side Climate Action Wins on Quality of Life
Article link | Phys.org | Phys.org | June 22, 2026
Researchers argue that climate strategies should be judged not only by emissions reductions, but also by health, equity, income, and energy-security indicators.
Low-Development Regions Suffer Far Higher Losses in Climate Disasters
Article link | Leipzig University / Phys.org | Phys.org | June 18, 2026
A global study combines disaster records with subnational human-development indicators to show how vulnerability shapes climate-disaster impacts.
Climate Adaptation Has a New Global Plan. What the Belem Indicators Mean for Africa
Article link | Phys.org | Phys.org | January 8, 2026
The article explains new adaptation indicators for tracking resilience, early warning systems, ecosystems, finance, and vulnerability.
Climate Action Tracker Warming Projections
Article link | Climate Action Tracker | Climate Action Tracker | 2026
Climate Action Tracker estimates expected warming under current policies and pledges, translating emissions choices into temperature indicators.
Our World in Data: CO2 and Greenhouse Gas Emissions
Article link | Our World in Data | Our World in Data | 2026
This data hub tracks carbon dioxide, methane, nitrous oxide, energy emissions, land-use emissions, and country-level greenhouse-gas trends.
Our World in Data: Climate Change
Article link | Our World in Data | Our World in Data | 2026
Our World in Data provides charts and explanations for climate indicators including temperature rise, emissions, energy use, and impacts.
Climate Change Indicators in the United States
Article link | U.S. Environmental Protection Agency | EPA | 2026
EPA's climate indicators summarize observed changes in temperatures, weather extremes, oceans, snow and ice, health, ecosystems, and greenhouse gases.
European State of the Climate
Article link | Copernicus Climate Change Service / WMO | Copernicus | 2026
The European State of the Climate report tracks regional temperature, precipitation, heat stress, glaciers, sea surface temperature, and extreme events.
NOAA Billion-Dollar Weather and Climate Disasters
Article link | NOAA National Centers for Environmental Information | NOAA | 2026
NOAA tracks billion-dollar disasters as an impact indicator connecting climate extremes with economic damage.
EM-DAT International Disaster Database
Article link | Centre for Research on the Epidemiology of Disasters | EM-DAT | 2026
EM-DAT records disaster impacts worldwide, helping researchers analyze climate-related hazards, vulnerability, and losses.
Carbon Brief: State of the Climate
Article link | Carbon Brief | Carbon Brief | 2026
Carbon Brief's State of the Climate series tracks global temperatures, ocean heat, sea ice, greenhouse gases, and other climate indicators.
Foundational Climate Assessments and Reference Reports
State of the Climate in 2024
Article link | NOAA / American Meteorological Society | Bulletin of the American Meteorological Society | 2025
The annual State of the Climate report compiles global indicators for temperature, greenhouse gases, ocean heat, sea level, snow, ice, and extreme events.
WMO State of the Global Climate 2024
Article link | World Meteorological Organization | WMO | 2025
The WMO report summarizes major climate indicators for 2024, including heat, greenhouse gases, ocean warming, sea-level rise, glaciers, and sea ice.
UNEP Emissions Gap Report 2025
Article link | United Nations Environment Programme | UNEP | 2025
UNEP's Emissions Gap Report compares projected emissions with pathways needed to limit warming, making the emissions gap a key policy indicator.
IPCC Sixth Assessment Synthesis Report
Article link | Intergovernmental Panel on Climate Change | IPCC | 2023
The IPCC synthesis report summarizes climate indicators, risks, impacts, adaptation, mitigation, and the urgency of limiting warming.
Climate Change 2023: Synthesis Report Summary for Policymakers
Article link | Intergovernmental Panel on Climate Change | IPCC | 2023
The IPCC summary explains observed warming, greenhouse-gas emissions, climate impacts, adaptation gaps, and mitigation pathways using core climate indicators.
IPCC Sixth Assessment Report: The Physical Science Basis
Article link | Intergovernmental Panel on Climate Change | IPCC | 2021
The IPCC physical science report synthesizes evidence on global temperature, greenhouse gases, ocean heat, sea level, ice loss, extremes, and Earth-system feedbacks.
