What does alternative energy mean? A. Energy sources other than solar energy

B. Energy sources other than fossil fuels

C. Energy produced by natural processes

D. Energy sources produced through technology

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.