Human impact on one system leads to changes in more of earth's systems.
select the best answer from the choices provided
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The correct option is A true

Explanation:

Humans have undergone a lot of developments to provide facilities for themselves. But these advancements have led to many adverse conditions for the Earth's environment.

The emissions from automobiles have led to polluting the air with dangerous gases which are harmful to other animals. These gases have even caused global warming and are damaging the ozone layer continuously.

Deforestation by humans has led to many organisms becoming extinct as they do not have any habitat to survive. Many species of plants have also become extinct.

Activities by humans also lead to soil erosion which pollutes the land as well as the sea.

dogs is better and probably lizards.

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.