Nutrients and algal blooms: Too much of a good thing? Sometimes it is not the type of material, but its concentration that determines whether a substance is a pollutant. For example, the nutrients nitrogen and phosphorus are essential elements for plant growth. However, if they are too abundant in a body of water, they can stimulate an overgrowth of algae,…

Nutrients and algal blooms: Too much of a good thing? Sometimes it is not the type of material, but its concentration that determines whether a substance is a pollutant. For example, the nutrients nitrogen and phosphorus are essential elements for plant growth. However, if they are too abundant in a body of water, they can stimulate an overgrowth of algae,…

Nutrients and algal blooms: Too much of a good thing? Sometimes it is not the type of material, but its concentration that determines whether a substance is a pollutant. For example, the nutrients nitrogen and phosphorus are essential elements for plant growth. However, if they are too abundant in a body of water, they can stimulate an overgrowth of algae,…

Nutrients and algal blooms: Too much of a good thing? Sometimes it is not the type of material, but its concentration that determines whether a substance is a pollutant. For example, the nutrients nitrogen and phosphorus are essential elements for plant growth. However, if they are too abundant in a body of water, they can stimulate an overgrowth of algae,…

Nutrients and algal blooms: Too much of a good thing? Sometimes it is not the type of material, but its concentration that determines whether a substance is a pollutant. For example, the nutrients nitrogen and phosphorus are essential elements for plant growth. However, if they are too abundant in a body of water, they can stimulate an overgrowth of algae,…