Fool's gold may be driving a disturbing climate feedback loop in the Canadian Arctic. Erosion of rocks like pyrite, or fool's gold, releases carbon dioxide. And thanks to that weathering, CO2 ...
Researchers have shown that weathering of rocks in the Canadian Arctic will accelerate with rising temperatures, triggering a positive feedback loop that will release more and more carbon dioxide to ...
Landscape in the upper Peel River showing exposed bedrock on steep slopes coupled to river channels, where physical weathering is producing abundant fresh material (Credit: Robert Hilton) Up to now, ...
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