Eutrophication is a leading cause of impairment of many freshwater and coastal marine ecosystems in the world. Why should we worry about eutrophication and how is this problem managed ...

Sewage disposal and fertiliser run-off increase nitrates level in rivers. Nitrates cause increased growth of aquatic plants and algae – known as an algal bloom.

Much of the work on eutrophication has been carried out in lakes, but we can apply some of these findings to the river environment. By day algae will photosynthesise and produce oxygen. However, when ...

But even this rural haven, isn't free from the threat of river pollution Earlier this month, parts of Windermere turned green. Algal blooms can occur naturally but they're made worse by sewage ...

Eutrophication is a leading cause of impairment of many freshwater and coastal marine ecosystems in the world. Why should we worry about eutrophication and how is this problem managed ...