Using farmland to capture carbon rather than release it into the atmosphere is called carbon farming. The idea is taking off and countries and institutions have endorsed a new agenda promoting it.
Past U.S. leaders tried to commit the nation via treaty to steep cutbacks in greenhouse gases. But without congressional support, those pledges fizzled. President Obama is trying regulation, instead.
The U.S. and China are the world's two largest polluters, but the will to do something about climate change is lower in both than in the rest of the world. In the U.S., there's a party split.
As international leaders convene in Paris to talk about solutions for climate change, one tribe on the Washington coast reluctantly plans its retreat from the encroaching Pacific Ocean.
In a press conference in Paris, Obama said that climate change is probably the hardest kind of problem for politicians to solve, yet despite the hurdles, he's optimistic.
A warming climate is likely to disrupt global food production, which has Big Food companies worried. Some, like Mars, are becoming increasingly vocal advocates for action on greenhouse gas emissions.
World leaders are set to meet in Paris, trying to agree on how to combat climate change. Also attending will be California Gov. Jerry Brown, who is spearheading his own international climate movement.