Question

What causes algae blooms?(1 point)
Responses

nutrient pollution
nutrient pollution

burning fossil fuels
burning fossil fuels

overfishing
overfishing

deforestation

Answer 1

The primary cause of algae blooms is **nutrient pollution**. This occurs when excess nutrients, particularly nitrogen and phosphorus from sources like agricultural runoff, wastewater, and fertilizers, enter water bodies, leading to rapid algae growth.