Foundational-Resource Extraction: Difference between revisions
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=====Thoughts on Mining History===== | =====Thoughts on Mining History===== | ||
[https://esh.kglmeridian.com/view/journals/eshi/31/2/article-p315.xml by Warren Dym 17/1/13] | [https://esh.kglmeridian.com/view/journals/eshi/31/2/article-p315.xml by Warren Dym 17/1/13] | ||
=====Mining California===== | |||
[https://books.google.co.ke/books?hl=en&lr=&id=Pofe9uQ0fSQC&oi=fnd&pg=PP1&dq=history+of+mining&ots=xcCifgnW2w&sig=PAiOwOfb62BK15fvKlJCyxEaWGI&redir_esc=y by Andrew C. Isenberg 4/9/24 Google] | |||
Between 1849 and 1874 almost $1 billion in gold was mined in California. With little available capital or labor, here's how: high-pressure water cannons washed hillsides into sluices that used mercury to trap gold but let the soil wash away; eventually more than three times the amount of earth moved to make way for the Panama Canal entered California's rivers, leaving behind twenty tons of mercury every mile—rivers overflowed their banks and valleys were flooded, the land poisoned. In the rush to wealth, the same chain of foreseeable consequences reduced California's forests and grasslands. | |||
