Donald Trump's wall would be an environmental disaster
It would bypass 28 laws, threaten not only people, but animals and plants too. Here is why Trump's border wall could also harm the environment.
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