To escape communism and oppression
Answer:
nature around them, natural world, natural enviornment
Explanation:
Human behavior can often have a big impact on the environment surrounding them.
Instead of preserving the nature that societies depend on, they <em>endanger it</em>.
The most common human effects on nature include <em>air pollution, or the so-called greenhouse gas effect, the overall climate change, intoxicating waters, the excessive utilization of natural resources</em>, etc.
This kind of behavior is also referred to as <u><em>anthropogenic impact</em></u>.
Https://classroom.synonym.com/factors-contributed-american-expansion-1800s-12299.html
<span>Weathering,
by definition, is the physical integration and chemical decomposition of earth
materials at or near the earth’s surface. Erosion, by definition, is the
gradual destruction of something by natural forces (e.g. water, wind, ice).
Therefore, the characteristic of both weathering and erosion is that it occurs
naturally.</span>
