Which pollution control method was proposed by an amendment to the clean air act

The Motor Vehicle Air Pollution Control Act was proposed by an amendment to the clean air act.

Explanation:

The clean air act was started in 1963 by the government of the U.S in order to contamination of the air.

The Motor Vehicle Air Pollution Control Act was amended in 1965, which gave the government rights to set standards against pollution that arose from certain kinds of vehicles.

Second amendment to this Act gave the federal government to take further actions and stop any vehicle that polluted the air.

hi~~

i would say that hybridization occurs frequently in nature, because there are many types of hybrids that have occurred naturally, such as the mule (male donkey + female horse)

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.