Many people are proponents of using nuclear power instead of burning coal to generate electricity. What is an environmental disadvantage of using nuclear power?

Responses
A Water vapor is released from the cooling towers.Water vapor is released from the cooling towers.
B Radioactive wastes must be stored for long periods.Radioactive wastes must be stored for long periods.
C Less carbon dioxide would be released into the atmosphere.Less carbon dioxide would be released into the atmosphere.
D Small amounts of uranium can produce large amounts of energy.

B Radioactive wastes must be stored for long periods.