Polar Melting: Difference between revisions
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=====What does ‘shrubification’ mean for the Arctic?===== | |||
[https://www.arctictoday.com/shrubification-mean-arctic/ ArticToday 3/06/2018] | |||
In a 2017 literature review of 60 studies looking at shrub changes — including both the expansion of the shrub line and growth of existing shrub populations — across the high-latitude tundra, Myers-Smith and her co-author state that all studies found evidence of shrub line advance and growing populations. These studies spanned the Arctic, with sites in Northern Alaska, Canada, Scandinavia and Russia. The authors predicted that if conditions that favor shrub growth continue, tall willow cover in the region could increase by 20 percent in the next 50 years | |||
=====Marine ice sheet instability amplifies and skews uncertainty in projections of future sea-level rise===== | =====Marine ice sheet instability amplifies and skews uncertainty in projections of future sea-level rise===== | ||
[https://www.pnas.org/content/early/2019/07/02/1904822116 PNAS 7/08/2019] | [https://www.pnas.org/content/early/2019/07/02/1904822116 PNAS 7/08/2019] | ||
