US Matters
Why should we look at the US to check out its climate action plan? The fact is that the US is the world’s largest historical contributor to greenhouse gas emissions—the stock that is already in the atmosphere and already warming the earth’s surface—and the second largest contributor (after China) to annual emissions. What the US does makes a huge difference to the world’s fight against runaway climate change. It will also force others to act. It is, after all, the leader.