How
pollution can be
minimised?

Reduce or eliminate fireplace and wood stove use. Avoid burning leaves, trash, and other materials. Avoid using gas-powered lawn and garden equipment

Explanation:

pollution can be minimised by minimising the used of driving a car, burning trash, and minismising the used of a fireplace.

Explanation:

one way archaeology us understand the past is through the material objects it finds, allowing us to know what was being used, and when. for example a dig recently found a flute, believed to be the oldest musical instrument found to date.

i hope this

answer; the president uses mass media to gain support for policies;