The lowdown on studying, working and volunteering in the world's most geographically extreme environments.

Attention eco-conscious travellers! This special destination section scans the map for the planet's top biological hotspots. From historical landmarks to reefs and forests, here are 13 eco hotspots you need to see—and ways you can make your travels contribute to their conservation.

Why is the world's most famous conservation activist so optimistic?

A travellers' guide to going carbon-neutral.

A stove that can save lives and slow global warming? How the clean burning stove is doing just that.

Buses aren't only an eco-friendly way to travel: When it comes to adventure, airplanes just don't compare.