ECOLOGICAL PROBLEMS What You Can Do to Protect Our Planet Размещено на. - презентация

1 ECOLOGICAL PROBLEMS What You Can Do to Protect Our Planet Размещено на

2 Ecological dangerous tendencies air pollution acid rains the greenhouse effect water pollution deforestation disappearing animals littering noise pollution

3 Smog – icky, brown air pollution that comes from cars and factories; it makes the air unsafe for people, animals, and plants to breathe.

4 The greenhouse effect – when gases from factories, electric power plants, and cars trap the suns heat and warm up the Earth.

5 Acid rain – when harmful gases from cars and power plants are released into the air and fall back to the Earth with rain or snow.

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7 Wastewater – water carrying dissolved or floating solids from homes, farms, businesses or industries.

8 Deforestation

9 Littering

10 species are on the brink of extinction.

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