The climate system is being pushed hard enough that change will become obvious to the man in the street in the next decade.

We are on the precipice of climate system tipping points beyond which there is no redemption.

As species are exterminated by shifting climate zones, ecosystems can collapse, destroying more species.

In view of the immense power of natural weather and climate fluctuations and the great buffering capacity of the Earth, especially the ocean, it is easy to be skeptical about whether small anthropogenic changes of atmospheric composition can have important practical impacts.

Talking nice about sun and wind and green jobs is just greenwash.

Policy decisions on climate change are being deliberated every day by those without full knowledge of the science, and often with intentional misinformation spawned by special interests.

Some Democrats deserve to be criticized.