Will give brainleist [Recent] activities have disrupted natural processes and impaired water quality in some areas to the point where human health is at risk and historic salmon stocks are threatened or extinct. Recent studies and monitoring programs have found significant levels of toxic chemicals in fish and the waters they inhabit.

–US Environmental Protection Agency

Which statements are supported by the information in this source? Check all that apply.

Toxic chemicals have been leaking into the water supply.
Salmon populations are in danger of dying out in some areas.
Dams are preventing salmon from traveling to their breeding grounds.
Commercial activities on rivers are threatening the public’s health.
The economic benefits of building dams are greater than any potential risks.