Deforestation and other fast-moving changes in the Amazon threaten to turn parts of the rainforest into savanna, devastate wildlife and rel...

As I write this, much of inland eastern Australia is enduring what is likely to be the worst drought ever recorded . Bushfires are devas...

If you've ever walked in a rainforest or even a greenhouse, you'll know that the air inside is heavy with moisture. There is gro...