Answer both questions in complete sentences.pls help asap

Social Studies

1 answer:

jolli1 [7]3 years ago

8 0

1.National ambient concentrations of ozone, as well as carbon monoxide, have dropped by over 40 percent since 1970. The reduction was achieved through technological changes that yielded lower emissions of pollutants from transportation.

2.Whenever a community is faced with the prospect of a hazardous waste facility being located in its midst, the response is usually, "Not in my back yard!" That response has been dubbed the "NIMBY principle." Such reactions are usually governed by visions of hazardous waste dumps of days gone by and of rusty dented drums

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