A growing number of people are ashamed of flying
The "flying shame" is a growing feeling among Swedes who share a concern for the environment, and could well lead to the return of night trains...
Why cruise ships are so harmful to the environment
3 zero-waste tips for doing the dishes
Meet the kagu, the barking bird that narrowly avoided extinction
How to protect against forest fires
Wildfires threaten wildlife across the globe
23 ocean giants that will make you feel very small