For some countries, climate change has already pushed most of their territory into a different climate zone. Our research shows what’s already happened – and what’s yet to come.

This story, like many, starts with rejection. Jose Gruenzweig grew up in the lush, green hills of Switzerland and studied the cold, wet forests of Alaska before settling into his current position ...

The Alpine Desert Zone (4,000m-5,000m) This is where Kilimanjaro starts to feel like another planet. The landscape is stark, with volcanic rock formations and almost no vegetation.

The desert is one of the harshest environments to live in. It can be extremely hot during the day and freezing cold at night. There is sparse vegetation and little shade. The terrain is often rough, ...