Eutrophication

The increase in additions of nutrients [especially nitrogen and phosphorus] to freshwater or marine systems, which leads to increases in plant growth and often to undesirable changes in ecosystem structure and function.

Source: MA  Glossary

Source: Water resources Management Practicum 2000 Biology 

Algal bloom - Nutrients

Español: Eutrofización
Français: Eutrophisation

Desertification

Ecosystem Change

Biodiversity (CBD)

Biodiversity (MA)

Marine Litter