Question

How can nuclear energy harm the environment?

Answer 1

Fissionable materials used in nuclear industry are radio active.

Explanation:

THey contaminate our atmosphere and land all times from mining to use in power reactors. The waste products have millions of years life time and can not be disposed easily any where..Leakages from reactors for power contaminate rivers and earth
U 235 U 238 Plutonium etc,....