This inspiring book presents the true stories of 12 people from across North America who have done great things for the environment. Heroes include a teenage gi

This inspiring book presents the true stories of 12 people from across North America who have done great things for the environment. Heroes include a teenage gi

The Secret World of Whales takes readers deep into the history of human encounters with whales. In conjunction with the Natural Resources Defense Council (NRDC)

When faced with climate change, the biggest threat that our planet has ever confronted, it's easy to feel as if nothing you do can really make a difference . .

Explore the water, land, and air around us with this entertaining and informative look at our magnificent planet—and learn how your experiments, activities, a