Page 11 - E-Book prim 3 discover

Delta modern language school d
Grade (3)
Date: ……. /……. /………

Flood Seeds Pollution

Volcano Chemicals Garbage

• Drought happen when there cishenomriacianlsfor a long timec.hemicals

• In the Drought, the land become hard and creaked.

• In the Drought, ponds, rivers and lakes can dry up.

• Wildfires can start when:-

- Lightning strikes (hit) dry land and grass.

- Or when a human- made fire gets out of control.

• Smoke from the fires pollutes the air.

Language • Wildfire allows important nutrients to return to the soil.

• Flood happen when heavy rains cover the dry land.

• Flood can wash away soil and plants.

• Floods can bring new seeds and nutrients to the land.

• Pollution in the air, water and land can destroy habitats.

• Pollution can be caused naturally by volcanoes.

• Human can cause pollution by:-

- Throwing trash and chemicals in water.

- Using machines that pollute air.

- Leaving garbage on the land.

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