Eutrophication is the addition of inorganic nutrients to an aquatic system. Also artificial substances such as nitrates and phosphates, through fertilizers.
Normal lake Lake during eutrophication
The development of biomass in an ecosystem is limited, most often, by the lack of nitrogen in continental environments.
1. Soil retention
2. Runoff surface water
3. Atmospheric deposition
4. But the main cause is the increase of nutrients.
- There are three particularly troubling ecological impacts:
- Decreased biodiversity.
- Changes in species composition and dominance.
- Toxicity effects.
- Definitons, causes, and consequences from Wikipedia.