Western Europe's air pollution has been reduced through _____. monitoring water use increased fuel efficiency improved engine efficiency catalytic converters agricultural intensification (multiple choice

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asked Oct 23, 2020 18.2k views

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Western Europe's air pollution has been reduced through _____.

monitoring water use
increased fuel efficiency
improved engine efficiency
catalytic converters
agricultural intensification

(multiple choice)

Geography
middle-school

Newguy asked

by Newguy

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Western Europe's air pollution has been reduced through improved engine efficiency.

Jishi answered Oct 29, 2020

by Jishi

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