Large quantities of nitrate and phosphate plant nutrients from runoffs can cause a harmful ___________________________________ that can be red,brown,or green.

Harmful Algal Blooms

Overgrowths of algae in water that can produce dangerous toxins, negatively affecting aquatic life, pets, and people, and harming the environment.

Nitrate

A compound containing nitrogen and oxygen, commonly found in fertilizers, and can lead to environmental concerns such as water pollution and eutrophication when present in high levels.

Phosphate

A salt or ester of phosphoric acid, commonly used in fertilizers, detergents, food additives, and for water treatment.