From erecting seawalls to selling citizenship, vulnerable small islands are taking sometimes drastic measures to protect themselves from rising seas, storms and economic devastation.
Are beer, wine or spirits better for the climate? Jocelyn Timperley takes a look into her drinking habits to find the most environmentally friendly tipple.
Equatic is among a wave of start-ups exploring how the ocean could be harnessed to capture and store carbon. But not everyone is sure it's such a good idea.
The extinct flightless pigeon has captured imaginations for over 400 years. Experts and artists are now revealing how much we have distorted what the dodo was really like.
Grown using the Miyawaki method, fast-growing miniature forests in the middle of cities can bring surprisingly big benefits for people and the environment.