Environmental Hazards II

Basic Science JSS3 First term

Sub-theme: learning about our environment


Environmental Hazards II

Performance objectives

Students should be able to:

  1. Define flooding
  2. State different drainage patterns in the area
  3. State the causes of flooding
  4. Describe how flooding can be prevented
  5. Discuss the effect of flooding



A flood is a body of water that covers land which is normally dry. Floods are common natural disasters that can affect millions of people around the world. They destroy houses, buildings, and carry soil away from valuable farming land. Floods can also contaminate drinking water and lead to diseases. They are often caused by rivers, but overflowing lakes and seas can also cause flooding.

Flooding has always been a part of human history. Many ancient civilizations developed along waterways and rivers because people needed water for their fields.

Floods are not always destructive natural.... View More

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