Replacing coal with cleaner-burning fossil gas has cut emissions in half. Cutting the remainder now requires a U-turn for ...

The effects of climate change are complex, especially on the water cycle. As we seek to better understand human-driven climate changes, long-term baselines for environmental data are essential.

Even though Liberal candidate Mark Carney has a lengthy climate policy résumé, Trump’s threats have nearly drowned the issue out of the campaign. By Max Bearak The melting Arctic icecap.