National Geographic's Strange Days on Planet Earth

Season 2 - National Geographic's Strange Days on Planet Earth

• Season 2 Episode 2: Dirty Secrets (2008) Water supply problems; host Edward Norton.
• Season 2 Episode 1: Dangerous Catch (2008) Reports indicate that 90 percent of important commercial fish are gone, and the world's fisheries are declining; host Edward Norton.

Season 1 - National Geographic's Strange Days on Planet Earth

• Season 1 Episode 4: Troubled Waters (2005) How toxic spillages into Earth's waterways are leaking into oceans and putting certain species of marine wildlife at risk of extinction, from the St Lawrence River in Canada to the Great Barrier Reef. Last in series
• Season 1 Episode 3: Predators (2005) How entire ecosystems are jeopardised by a lack of natural predators. Edward Norton examines whether grey wolves could be reintroduced to Venezuela to save the savannahs
• Season 1 Episode 2: The One Degree Factor (2005) Investigation into whether global climate change is the common factor in the decline in the numbers of caribou and other animals, a respiratory illness previously uncommon in Trinidad, and the formation of dust clouds above the Atlantic Ocean
• Season 1 Episode 1: Invaders (2005) Award-winning actor and environmental activist Edward Norton investigates the changes facing Earth, and what they mean for the future of mankind. Hybrid plants and animals have cropped up on every continent, and biologists fear they could spark the greatest wholesale extinction of life on the planet since the demise of the dinosaurs