California is one of the world’s largest economies, and it’s aiming for net-zero emissions by 2045. A transportation expert involved in the plan explains why it just might succeed.

Without energy market reform, expensive gas will have few upsides.

The majority of the world’s population identifies with a religion – could their faith be used to save the planet?

When people work together, they can move governments to action. Just ask the suffragettes. Still, few people do it. A psychologist explains why, and how to turn that around.

As opponents of the Whitehaven Colliery protest, an expert on the cultural history of British landscapes revisits an 18th-century poem that reminds us of the town’s industrious spirit.

Here’s what I’ve learned from researching the history of UK climate policy.

A leading climate scientist explains why going over 1.5 degrees Celsius puts the world in a danger zone.

Smaller international deals and fossil free zones point a way forward.

The agreed loss and damage fund was a breakthrough in an otherwise inconclusive conference.