This article was originally published by Waging Nonviolence.

Hundreds of thousands marched in New York City last September for the People’s Climate March. Credit: Flickr/ Shadia Faybe Wood.
Since international climate negotiations began a quarter of a century ago, annual greenhouse gas emissions have increased by 60 percent. As we approach yet another climate summit this November in Paris, the question for the climate protection movement is not just, can some kind of agreement be reached, but how can we reverse the continuing climate catastrophe over the next quarter-century?