When an aquatic ecosystem receives a large input of a limiting nutrient, the result is

the result is often an immediate increase in the amount of algae and other producers.  

This result is called an algal bloom.  

Algal blooms can disrupt the equilibrium of an ecosystem.

Explanation:

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

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