It now appears that the fracturing of that ice is happening much more quickly than people previously thought, apparently at a slow melt.

Climate change is a huge problem, an almost insoluble problem.

In my own faith tradition, these questions have been very important. It has always been easiest for me to apprehend God in the natural world. I love to go to church, but when I really want to feel the presence of the divine I'm more likely to head up into the mountains.

If the Holy Spirit is capable of the heavy lifting required to get Pat Robertson to change his mind, then that strikes me as a very good sign.

We've lost half the summer sea ice in the Arctic. We've wiped out an enormous percentage of the world's coral reefs. We see huge changes in the planet's hydrology already, the cycles of drought and flood both amped up because warm air holds more water vapor than cold. These things are happening with a one-degree increase and going to two degrees won't be twice as bad, the increase in damage won't be linear, it most certainly will be exponential. So it was precisely the wrong moment to elect Trump.

The ability to write compelling emails may be the single most useful talent an organizer can possess.

Alone among businesses, the fossil-fuel industry is allowed to dump its main waste, carbon dioxide, for free.