Oxygen. Oxygen was a gas that was not part of earths atmosphere for a while. Hope I helped! :D
Every time we talk to one another,we are reminded of one’s environment,race,experiences,
views and abilities you nerd
Answer:
another species that controls another species? I'm guessing to control their population. an example of that is wolves being unleashed into yellow stone Park to control the over population of the deer there.
it helped the park quite a bit in the long run. there's articles about it if you want to read up on it if you want. but trees grew 5x in height in the areas the deer started to avoid. alot of animals started moving back in like beavers, songbirds, owls, weasels, etc.
Answer:
causes poverty for people and declines the structure of the economy
Explanation:
people who survive by commercial farming are unable to grow crops and animal rearing for selling as their way of earning income for their families.
As for the economy, it declines very bad that the country too becomes affected. The trading from the country to the other countries becomes disrupted. This also affect the incoming of foreign currency in the country.
It is on the western part of the united states