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PBL 2020

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PRESENTATION OUTLINE

1.

Carbon monoxide

2.

Smog

Photo by JC Gellidon
3.

Pollution

Photo by Patrick Hendry
4.

Air pollution

Photo by Thomas Hawk
5.

Water pollution

Photo by ankraut
6.

Noise pollution

7.

Soil pollution

Photo by Amin Safaripour
8.

Climate change

Photo by Elizabeth Haslam
9.

Contamination

Photo by Federico Ettlin - Uruguay
10.

Eco-friendly

11.

Chemicals

Photo by skycaptaintwo
12.

Environment

Photo by Bold Frontiers
13.

Ozone layer

Photo by NASA's Marshall Space Flight Center
14.

Natural resources

Photo by Jeda Villa Bali

Georgina Martinez