Discover the landscape and wildlife of the Lower Okavango River, where the land is baked dry by the scorching sun. Large herds of zebra and wildebeest migrate to the dry plains in search of the precious salt that these animals need.
Discover the forgotten story of the hole in the ozone layer and how the world came together to fix it. Hear from the scientists and politicians who persuaded Ronald Reagan and Margaret Thatcher to take action and solve the planetary problem.
On Monday August 21, 2017, America’s eyes will be glued to the skies as the mainland United States experiences the first total solar eclipse since 1979, and the first to cross the USA since 1918. NOVA will capture the spectacular event in a special presentation to premiere hours after the eclipse takes place.