Profiting from companies that are overloading the atmosphere with carbon and changing the atmosphere is wrong.

We've been given a warning by science, and a wake-up call by nature; it is up to us now to heed them.

The end of nature sours all my material pleasures. The prospect of living in a genetically engineered world sickens me. And yet it is toward such a world that our belief in endless material advancement hurries us. As long as that desire drives us, here is no way to set limits.

On the top of these mile thick slabs of ice the water is percolating quickly to the base and greasing the skids, as it were, for the slide of that ice into the ocean.

Here, there's more of a movement, it doesn't mean we're winning any more, but we're at least fighting.

That's when the vast consensus of the world's climatologists, brought together by the UN and The Intergovernmental Panel on Climate Change, really announced that this was going on, and since then the accumulation of data and wickedly hot years has served to only congeal that consensus much more firmly.

The laws of Congress and the laws of physics have grown increasingly divergent, and the laws of physics are not likely to yield.