350ppm, 90 seconds, zero words/ 350ppm, 90 secondi, zero parole

(EN) Since the pre-Industrial Revolution concentration of carbon (Co2) in the atmosphere was roughly 275 ppm (parts per million). Carbon dioxide, mostly from burning of coal, gasoline and other fossil fuels, traps heat that otherwise would radiate into space. To decelerate Global Warming, CO2 will need to be reduced from its current 385 ppm to at most 350 ppm. 350 is the magic number, the safety line. The United Nations is working on a treaty, which is supposed to be completed in December of 2009 at a conference in Copenhagen, Denmark. But the current plans for the treaty are much too weak to get us back to safety. America has been producing more co2 than any other country, and leads the industrialized world in per capita emissions. Even though China now, for the first time last year, produces more co2 annually, the US still produces many times more carbon per person than China, India, and most other countries. And America

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