Tài liệu hạn chế xem trước, để xem đầy đủ mời bạn chọn Tải xuống
1
/ 21 trang
THÔNG TIN TÀI LIỆU
Cấu trúc
Slide 1
Slide 2
Slide 3
Slide 4
Slide 5
Slide 6
Slide 7
Slide 8
Slide 9
Slide 10
Slide 11
Slide 12
Slide 13
Slide 14
Slide 15
Slide 16
Slide 17
Slide 18
Slide 19
Slide 20
Slide 21
Nội dung
PROJECT FOR UNIT 9: Preservingtheenvironment I Current environmental status I.1:Air pollution BURNING FOSSIL FUELS MOTOR VEHICLES FACTORIES AIRCRAFT ROCKETS Acid rain I.2:Soil pollution Reduce the fertility of the soil Contaminated vegetation I.3: Water pollution Detergents Pesticides the oil is discharged into theenvironment Ecosystem destruction Groundwater contamination I.4: Noise pollution Sound from motor vehicle Machines Aircraft Instrument Stress Auditory damage Increased heart rate II.Improvement measures PLANT MANY GREEN TREES USE CLEAN ENERGY ...I Current environmental status I.1:Air pollution BURNING FOSSIL FUELS MOTOR VEHICLES FACTORIES AIRCRAFT ROCKETS Acid rain I.2:Soil pollution Reduce the fertility of the soil Contaminated... fertility of the soil Contaminated vegetation I.3: Water pollution Detergents Pesticides the oil is discharged into the environment Ecosystem destruction Groundwater contamination I.4: Noise pollution