One of the most dangerous radioactive pollutants to $Homo$ $sapiens$ is:

Identify the effects of radiations released from radioactive waste on living organisms.

Which of the following is an ionizing radiation?

Which of the following statement$(s)$ is/are correct?
$(i)$ Nuclear energy is a non-polluting way of generating electricity.
$(ii)$ Radioactive waste leakage incidents occurred at Three Mile Island and Chernobyl.
$(iii)$ Prolonged exposure to radioactive waste can cause cancer.
$(iv)$ Radioactive waste is recyclable.
$(v)$ High doses of radiation are lethal.

Radioactive strontium,which is a result of radioactive fallout,is:

Initially,nuclear energy was considered as $...........$.