Evan Kopelson on What is a Carbon Footprint

http://greenmediaconsulting.blogspot.com Evan Kopelson answers one of the most basic questions about sustainability: What is a Carbon Footprint? A carbon footprint is the total of all 6 greenhouse gasses or GHGs identified by the Kyoto Protocol expressed as a carbon equivalent. Evan is the founder and president of Green Media Consulting, Inc. and advises on issues of climate change, sustainability, and corporate social responsibility.