1. Comprehensive Environmental Response, Compensation, and Liability Act of 1980, 1986, and 1990 (CERCLA or Superfund)
By Daniel Coffey

2. Where it Applies And What it Does:
It is a national policy
Its purpose is to clean contaminated land, respond to environmental emergencies like oil spills and protect the health of the public/environment through visible decontamination efforts
It affects all manners of environmental issues since it works to clean the environment and respond to any environmental disaster
It is regulated and enforced by the Environmental Protection Agency (EPA)

3. Sources: https://www.epa.gov/superfund
environmental-response-compensation-and-liability-act