The Portuguese man o'war: a colony of thousands of animals
It's not a jellyfish. It's not even an animal...
Vanuatu's fight against plastic
Meanwhile, the world's forest area continues to shrink
"Tierra del Fuefo", the last inhabited territory before Antarctica
A huge dust cloud has hit America
This sailing vessel has collected over 100 tons of plastic
The life of Hindou Oumarou Ibrahim