The amount of heat-trapping carbon dioxide in the atmosphere has shot past a key milestone -- more than 50 per cent higher than pre-industrial times -- and is at levels not seen since millions of years ago when Earth was a hothouse ocean-inundated planet, federal scientists announced Friday.
Carbon Dioxide Through Time EARTH 103: Earth in the Future
Greenhouse Carbon Dioxide Supplementation
Climate Monitoring And Diagnostics Laboratory: Latest News, Videos and Photos of Climate Monitoring And Diagnostics Laboratory
CO2 Past
How the World Passed a Carbon Threshold and Why It Matters - Yale E360
Carbon dioxide levels hit the highest levels in human history in May - Interesting Engineering
Peter Gleick - Founder & President @ Pacific Institute - Crunchbase Person Profile
Global Monitoring Laboratory: Latest News & Videos, Photos about Global Monitoring Laboratory
Global CO2 levels reach highest levels in human history
Carbon Dioxide Through Time EARTH 103: Earth in the Future