What signatures our species will leave in the strata! We remove whole mountain tops to plunder the coal they contain. The oceans dance with hundreds of thousands of tons of plastic waste, slowly settling into sea-floor sediments. Weaponry tests have dispersed artificial radionuclides globally. The burning of rainforests for monoculture production sends out smog-palls that settle into the soils of nations. A nitrogen spike, indicated in ice-cores and sediments, will be one of the key chemical insignias of the Anthropocene, caused by the mass global use of synthetic nitrogen-rich fertilizers and
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