Where America’s CO2 emissions come from – what you need to know, in charts || by Kenneth J. Davis :: The Conversation

"Earth’s atmosphere contains carbon dioxide, which is good for life on Earth – in moderation." ..."The atmospheric concentration of CO2 has risen by more than 50% since industries began burning coal and other fossil fuels in the late 1700s, reaching concentrations that haven’t been found in the Earth’s atmosphere in at least a million years. And the concentration continues to rise..." More at The Conversation➜