Is the Surge of atmospheric CO2 Natural or Man-Made?
June 29, 2012; 9:31 AM
The surge in global atmospheric carbon dioxide concentration is clear, see image below....
But, what is the primary cause of this? Is it mostly natural from volcanoes or it man-made?
Dr. Richard Alley, an American geologist and Evan Pugh Professor of Geosciences at the Pennsylvania State University has the clear answer in this brief, well explained video from the 'How to Talk to an Ostrich" series from Earth: The Operators' Manual.
Video courtesy of YouTube.
The views expressed are those of the author and not necessarily those of AccuWeather, Inc. or AccuWeather.com