For elephants, last year was one of the worst ever recorded. Being slaughtered for their ivory at record rates, the animals are increasingly targeted by global criminal trafficking networks. UN 21st Century travels to Central Africa to the frontline of the fight to save these creatures and meet one man who's dedicating his life to their protection.

Then, for about a third of the world population, fish is a staple part of their diet. And millions of people depend on fishing for their livelihood. But the world's oceans are being stripped of stock at alarming rates, and threatening the future of many and putting the ocean's delicate ecosystem at risk. UN21st Century visits the waters of the Caribbean where the danger is very real.

For elephants, last year was one of the worst ever recorded. Being slaughtered for their ivory at record rates, the animals are increasingly targeted by global criminal trafficking networks. UN 21st Century travels to Central Africa to the frontline of the fight to save these creatures and meet one man who's dedicating his life to their protection.

Then, for about a third of the world population, fish is a staple part of their diet. And millions of people depend on fishing for their livelihood. But the world's oceans are being stripped of stock at alarming rates, and threatening the future of many and putting the ocean's delicate ecosystem at risk. UN21st Century visits the waters of the Caribbean where the danger is very real.