"Carbon dioxide: they call it pollution, we call it life!" That's the slogan of two 60-second TV ads airing in 14 U.S. cities May 14-28. The ads are being run by the ...
Carbon dioxide levels cross 400 ppm threshold, likely highest in millions of years. Levels of carbon dioxide reached a significant symbolic milestone.
With May in the books, it’s official: carbon dioxide set an all-time monthly record. It’s a sobering annual reminder that humans are pushing the ...