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.

1: most common garden plants prefer loam — soils with a balance of different-sized mineral particles (approximately 40% sand, 40% silt, and 20% clay) with ample organic matter and pore space. however, some plants grow better in sandy soils, while others are well-adapted to clay soils.

2: available water capacity is the maximum amount of plant available water a soil can provide. it is an indicator of a soil's ability to retain water and make it sufficiently available for plant use. available water capacity is the water held in soil between its field capacity and permanent wilting point.

3: it is the same for all living things (plants and animals). it also includes very tiny organisms that our eyes cannot see. they are known as microorganisms, and include viruses, bacteria and fungi.