Ch 21 L 1 Flashcards
0
Q
Products used on crops to kill insects and pests
A
Pesticides
1
Q
Any dirty or harmful substance in the environment
A
Pollution
2
Q
Rain that is more acid than normal
A
Acid rain
3
Q
Yellow brown haze
A
Smog
4
Q
Shield that Protects things from the sun
A
Ozone layer
5
Q
Trapping of heat by carbon dioxide and other gasses in the air
A
Greenhouse effect
6
Q
A rise on earths temperature
A
Global warming
7
Q
Huge pits where wastes are dumped and buried
A
Landfills
