What securing China’s cooperation on climate change may cost US

Can nations collide one day and work together the next? To do so is central to President Biden’s China policy. On the surface, climate change provides a chance to cooperate – though perhaps at a price.

President Joe Biden brought a China policy to the White House based on three C’s: compete, confront when necessary, and cooperate when it’s possible and even vital to both countries’ interests.

Now the “cooperate” element of the policy toward America’s principal global rival is about to be put to the test by two more...