These people joined the "fertile disobedience" movement to protect nature
This is one of the most invasive aquatic plants in the world
How to make your own zero-waste lip balm
Behind the scenes: Activists crash the Louis Vuitton show
SUVs are a major source of pollution
The Iberian lynx is no longer critically endangered
The roof of the world is melting
Is the European hedgehog threatened with extinction?
5 indigenous leaders fighting for the planet
Niue declared world's first 'Dark Sky nation'
What is lightning?
Meet the kagu, the barking bird that narrowly avoided extinction