A start regarding the rivers. Oskar Ponthe

1. Polluted Rivers
There are many causes of water pollution. Water pollution has a negative
impact on our environment. Knowing what the causes of water pollution are
will help us to stop the pollution and to protect our environment so it can be
enjoyed by many generations to come.
Many rivers are polluted due to water flowing into them from industry or
through untreated sewerage that comes from broken drains.