There are eight billion people on Earth and we are better connected than ever before. How can we make use of that? From Global 3000 comes Global Us - because we need joint action now more than ever.
Maasai conservationist Ambrose Letoluai is a keen photographer. He produces portraits of some of Africa's most iconic animals that are now under threat. His photo safaris for children also aim to raise awareness of the animals' plight.