Atmosphere Quote by Paul Hawken

By geo-historical standards, today's atmospheric CO2 levels are remarkably - indeed dangerously - low. We need CO2 in the air to support plant growth…

— Roger Helmer

... The reality is that atmospheric CO2 has a minimal impact on greenhouse gases and world temperature. Water vapor is responsible for 95 percent…

— Walter Cunningham

CO2 cannot cause global warming. I'll tell you why. It doesn't mix well with the atmosphere, for one. For two, its specific gravity is…

— Joe Bastardi

“CO2 had increased due to human activities, CO2 will continue to increase unless changes are made, and these increases will affect weather, agriculture, and…

— Naomi Oreskes

The role of CO2 is not nearly as clear as the climate catastrophists would suggest.

— Tony Abbott

The concentration of atmospheric carbon dioxide has changed greatly since fossilized life began on Earth nearly 600 million years ago. In fact, there is…

— Greg Benson

CO2 is the exhaling breath of our civilization, literally... Changing that pattern requires a scope, a scale, a speed of change that is beyond…

— Al Gore

If you're really concerned about CO2, you'd want to have every drop of energy produced in the United States. We do it cleaner, safer,…

— Doug Burgum

If we don't start thinking big about the CO2 problem, we may miss our opportunity to stop a climate runaway that will trash the…

— William H. Calvin

We face the gravest threat that civilization has ever confronted. It's global in nature and requires a global solution. Increased CO2 emissions anywhere, whether…

— Al Gore

We are still learning how exactly the Earth reacts to increased CO2 and other greenhouse gases. We know it leads to warming seas which…

— Graciela Chichilnisky

There is no doubt there is more carbon dioxide in the atmosphere, caused by the burning of fossil fuels. It should have an effect…

— John Christy