Algae Bloom

CP/NASA

'DIFFICULT TO CONTROL'

A scientist at the International Joint Commission said massive algae blooms on Lake Erie are becoming "very difficult to control." Algae blooms are caused by an elevated level of phosphorus...
Getty

We Are Quickly Turning the Ocean into a "Dead Zone"

Across the world, vast areas of oceans and lakes are running out of oxygen, making it nearly impossible for marine life to survive. In the 1960s, there were 49 dead zones throughout the ocean; today there are more than 400 and the number is still growing. When water becomes too low in oxygen, or "hypoxic," marine life flees and everything that is too slow or cannot move will die, creating a dead zone. This will not go away on its own.
Alamy

Green Grows The Arctic

A group of U.S. scientists has discovered enormous blooms of algae growing in an area of the Arctic Ocean that they never thought could support the phytoplankton: below the sea ice. The discovery was...