Saving Environment

Golden lion tamarins are found only in Brazilian forests. These small, remarkable monkeys once had plenty of space to roam and claim family territories. But years of deforestation caused their numbers to shrink. They were in serious danger of becoming extinct. To help, scientists studied the animals in zoo settings. But they faced several mysteries. Why weren't golden lion tamarins reproducing in zoos? If scientists reintroduced zoo-raised tamarins to the wild, would those monkeys survive?

Top-selling science author Sandra Markle presents the story of whale sharks - the largest fish on the planet. Facing threats from commercial fishing as well as climate change, they were categorized as endangered in 2016. Find out how scientists are working to study and protect these gentle giants of the ocean.

In 2007 only 30 Amur leopards remained in the wild. Scientists knew they needed to do more to help these big cats. However, details of the leopards' wild lives in their high-altitude forest home were still a mystery. With the help of new technology and the cooperation of scientists and governments around the world, people have learned more than ever before about these rare cats. An innovative plan is under way to give Amur leopards a more secure future. Can these cats rebound from the brink before it's too late?

Water is the source of all life on planet Earth. But, to the surprise of many, we are running out of it. Why is that? To some, it is impossible to imagine a city running out of water. The possibility just doesn’t exist for so many of us who are fortunate enough to have nearly unlimited access to clean drinking water. It is something many people take for granted. But that unlimited well has a limit, and we are reaching it quicker than you might imagine.