Gulf of Mexico: this "dead zone" could be one of the largest recorded
Over 22,000 square km of ocean nearly devoid of life... This is how big this "dead zone" could be in 2019, and it could be close to breaking a record.
Russia: new gold rush for mammoth ivory
Operation Thunderball: Thousands of wild animals seized
Beloved by Instagrammers, this lake is full of toxic waste
A green ski slope on top of a waste plant in Copenhagen
Three sea turtles released into the ocean in France
Greenpeace is trying to save endangered leatherback turtles