Interference with communications of science to the public has been greater during the current administration than at any time in my career.

...chief executives of large fossil fuel companies to [should] be put on trial for high crimes against humanity and nature; [Hansen] accusing them of actively spreading doubt about global warming in the same way that tobacco companies blurred the links between smoking and cancer.

If we drive our fellow species to extinction, we will leave a far more desolate planet for our descendants than the world we inherited from our elders.

Some Democrats deserve to be criticized.

The carbon emissions from tar shale and tar sands would initiate a continual unfolding of climate disasters over the course of this century. We would be miserable stewards of creation. We would rob our own children and grandchildren.

The five-year mean global temperature has been flat for the last decade

What we are doing to the future of our children, and the other species on the planet, is a clear moral issue.