Nuclear fission provides much of the worlds electric power. which statement best describes the environmental impact of the radioactive waste produced in the fission reaction? a) millions of tons of radioactive waste products must be stored for decades before they are safe. b) a relatively small amount of radioactive waste products must be stored for decades before they are safe. c) millions of tons of radioactive waste products must be stored for thousands of years before they are safe. d) a relatively small amount of radioactive waste products must be stored for thousands of years before they are safe.