Strange Days On Planet Earth
Part 4:

75 Percent of the earth is covered by water and when crabs in the ocean is warming and in 2 degrees the crabs heart stops working and they die,there was a lake in Afirca that was the bigest there but since its so hot the water decressed and there was no more lake the reason the people in A firca have assma is beacuse of the dust and also the dust is kiling reefs there