In the context of waste management, the ________ cleans up the most contaminated toxic dump sites

The Civil Rights Act of 1968 dealt with discrimination regarding

A) employment. B) public accommodations. C) housing. D) Native Americans. E) gay men and lesbians.

Nuclear disasters took place in the United States in 1979, the Soviet Union in 1986, and Japan in 2011. These were known as the _____________________, ______________, and ___________________disasters.

Fill in the blank(s) with the appropriate word(s).