Adding to the problem is the existing nutrient load: phosphorus bound in the seabed is being released back into the water column due to the increased occurrence of oxygen minima—a process that ...

The longstanding relationship between the United States and Canada plays a critical role in the stewardship of the Great ...

This is because in a large number of lakes, the internal cycling of nutrients regulates the water quality and prevents or delays the recovery of the ecosystem after the reduction of external nutrient ...