Looks at the dangers (pollution, over fishing, loss of wetlands) threatening four of the world's major river systems ...

Examines the problems confronting four of the world's mega-cities — New York City, Mexico City, Istanbul, and Shangha...

Visits diverse farming communities in Zimbabwe, France, the United States and China to examine the worldwide problems...

Discover the natural vegetation of nearly one-quarter of Earth's land surface, grasslands, in Kenya, South Africa, Ar...

Shows how human health is dependent on that of the environment in Kenya, Peru, Bangladesh and the United States. Teac...

Investigates the connection between environmental issues and political crises and increased hostilities in India/Bang...

Explore how toxic pollutants affect environmental and human health in the arctic, USA, Mexico and Uzbekistan. Teachin...

Discover the elegance of diversity and the rich tapestry of the natural world—a world shaped by people, by those who ...

Investigate what scientists call "the sixth great extinction of the world's animals" and what we are doing to stop it.

Investigate why so many of our ocean's animals are disappearing. Case studies focus on global issues including climat...