What is eutrophication?

Fertiliser Kills any weeds in the area so the plant can grow without competing for water.

Herbicide Provides a source of nutrients to help the plant grow.

Pesticide/insecticide

Kills insects that might feed on the plant and damage its growth and appearance.

Match up the chemical with the use:

There are millions more people in the world now than there was 200 years ago.

Write a positive, negative and interesting point about farmers using chemicals to grow food for the growing population.

The problem with farmers using these chemicals

Choose your own task!

Write a letter to a farmer explaining the effect their chemicals are having on the nearby lake.

Produce a story board/comic strip explaining the process of eutrophication

Write a news article on how eutrophication is effecting the environment and what could be done to prevent the damage.

Write a letter to a farmer

• Explain to the farmer what effect the fertilizers they are using on their crops are having on the nearby lake.

• Describe what is eutrophication?• Empathise with the farmer by

explaining why you think they need to use the fertilizers.

The process of eutrophication

Eutrophication news article

• Explain how eutrophication has become a major problem for the environment now.

• Give a example of the effects of eutrophication.

• Explain how the increasing population has lead to farmers using more fertilizers.

• Suggest a way we can reduce the damage on the environment.