Unit 9 Environment and Ecology

The Earth is very sick  

Pollution

Air pollution factories give off toxic gases. cars give off toxic smoke.

Water pollution People throw garbage in oceans, rivers and lakes

Land pollution use organic fertilizers people throw waste in the streets

Noise pollution

Acid rain - Rain mixed with acids of gases

Deforestation logging(cutting down trees) Fires

global warming or the greenhouse effect : high temperature because of pollution.

Ozone hole : a hole in the ozone layer caused by pollution.

Endangered species: Animals numbers are so small Endangered species: Animals numbers are so small. They are at risk of extinction

Natural disasters earthquakes Volcanos Tsunamis Tornados

Drought : a long period when there is little or no rain

Desertification : land changes into desert

Recycling to change garbage and Rubbish into new products

Task 1 : match the words with their definitions 1. Garbage a. a long period when there is little or no rain 2. Acid rain b. a hole in the ozone layer cause by pollution. 3. Deforestation c. Animals at risk of extinction. 4. Global warming d. to change garbage and Rubbish into new products. 5.Ozone hole e. Poisonous. 6. Endangered species f. To produce. 7. Drought g. Rain mixed with acids formed by gases released into the atmosphere 8. Recycling h. high temperature 9. Toxic i. destroying forests by cutting down trees or by fires 10. Give off j. waste, trash or rubbish j g i h b c a d e f

Task 2. Fill in the blanks with the right word Task 2. Fill in the blanks with the right word. Toxic/Garbage/ give off/endangered species/recycling 1..............is when paper, glass, plastic, etc. is put through a process so that it can be used again. 2. The polar bear is one of the............... 3. People should not throw .................. In the street. 4.Factories and cars .......................... Toxic smokes. 5.The carbon dioxide(CO2) is a ..................... Gas. Recycling endangered species garbage Give off toxic

UNIT 9 : Environment and ecology Tuesday, April 3rd , 2018 Vocabulary Extinction of endangered species Natural disasters (floods, tsunamis...etc) Pollution (air, water ,land and noise) Let’s save the environment from: Drought Deforestation Ozone hole Acid Rain Global warming

word definition 1. Garbage a. waste, trash or rubbish 2. Acid rain b. Rain mixed with acids formed by gases released into the atmosphere 3. Deforestation c. destroying forests by cutting down trees or by fires 4. Global warming d. Disorder of climate due to high temperature on earth. 5.Ozone hole e. a hole in the ozone layer cause by pollution. 6. Endangered species f. Animals at risk of extinction. 7. Drought g. a long period when there is little or no rain 8. Recycling h. to change garbage and Rubbish into new products. 9. Toxic i. Poisonous. 10. Give off j. To produce.

How can you save the environment?