What was the reason that SeaWorld filed a complaint with the Department of Labor against an OSHA worker ?
Similar protections were included in subsequent federal environmental laws , including the Safe Drinking Water Act ( 1974 ) , Resource Conservation and Recovery Act ( 1976 ) , Toxic Substances Control Act of 1976 , Energy Reorganization Act of 1974 ( through 1978 amendment to protect nuclear whistleblowers ) , Comprehensive Environmental Response , Compensation , and Liability Act ( CERCLA , or the Superfund Law ) ( 1980 ) , and the Clean Air Act ( 1990 ) .