1. Climate Scientists Demand 300-350 ppm CO2 ASAP
(Newsletter)

... Scientists Demand 300-350 ppm CO2 ASAP Editorial By Gideon Polya    Friday, 23 October 2009 350 Day message: 300-350 ppm CO2 24 October is United Nations Day but has also been named 350...

2. Climate Scientists Demand 300-350 ppm CO2 ASAP
(Editor/Editorial)

350 Day message: 300-350 ppm CO2 24 October is United Nations Day but has also been named 350 Day for global action by the organization 350.org that wants an atmospheric carbon dioxide (CO2) concent