Which of the following best explains how dams impact the physical environment?(1 point)

Responses

One side effect of dams is that they cause erosion in the surrounding area and generally have bad physical impacts.
One side effect of dams is that they cause erosion in the surrounding area and generally have bad physical impacts.

Because dams control the direction, amount, and flow of water, they reshape naturally occurring waterways to meet human needs.
Because dams control the direction, amount, and flow of water, they reshape naturally occurring waterways to meet human needs.

Dams cause all water in an area to dry up altogether, which can have negative consequences on wildlife.
Dams cause all water in an area to dry up altogether, which can have negative consequences on wildlife.

In order to meet human needs, dams create large amounts of greenhouse gases that then cause damage to the area.

1 answer

The best explanation for how dams impact the physical environment is:

Because dams control the direction, amount, and flow of water, they reshape naturally occurring waterways to meet human needs.

This response accurately captures the fundamental way that dams alter the physical environment by modifying water bodies and their natural flows for human purposes.