We have to remove the CO2 that the industrial economy has…

Climate change is a global issue - from the point of view of the Earth's climate, a molecule of CO2 emitted in Bejing is…

— Jeff Goodell

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

Even if we planted a tree on every square yard available in the planet by the end of the century we would only capture…

— Graciela Chichilnisky

We have used the majority of our carbon budget and we are already at dangerous levels of CO2 concentrations, about 400 parts per million.…

— Graciela Chichilnisky

CO2 from air can replace petroleum: it can produce plastics and acetate, it can produce carbon fibers that replace metals and clean hydrocarbons, such…

— Graciela Chichilnisky

Changing the world's oceans to increase their uptake of CO2, as other geoengineering solutions propose, is equally dangerous, as the increased resulting acidity of…

— Graciela Chichilnisky

The paleoclimate record shouts to us that, far from being self-stabilizing, the Earth's climate system is an ornery beast which overreacts even to small…

— Anonymous

As for climate change, it's by now widely accepted by the scientific community that we have entered a new geological era, the Anthropocene, in…

— Noam Chomsky

There is no experimental data that exists that supports the view that the Earth's climate is changing in any dangerous way.

— Willie Soon

Many people have the impression that there is significant scientific disagreement about global climate change. It's time to lay that misapprehension to rest. There…

— Naomi Oreskes

Variable behaviour of the sun is an obvious explanation, and there is increasing evidence that Earth's climate responds to changing patterns of solarmagnetic activity.…

— Nigel Weiss

I believe the earth's climate is changing, but I think it's changing for natural variation reasons and I think mankind has been adapting to…

— Joe Barton

As Earth's climate changes, we can expect more destructive hurricanes. As sea level and surface temperatures rise, more solar energy is trapped in the…

— David Grinspoon

A more robust approach to global warming is needed if we are to avoid catastrophe. Unlike the recent financial crisis, there is no bailout…

— Jose Angel Gurria

Our climate is changing. The Earth's climate has, in fact, warmed by 1.1 to 1.6 degrees Fahrenheit since the industrial revolution. People look at…

— Dianne Feinstein