Answer:
1.Sociologists
3.radioactive pollution
Explanation:
1.A group of people that shares a common environment is what called sociologists call a society. Sociologists study all aspects and levels of society. The term culture refers to the group's shared practices, values, and beliefs
3.The radioactive pollution is defined as the physical pollution of living organisms and their environment as a result of release of radioactive substances into the environment during nuclear explosions and testing of nuclear weapons, nuclear weapon production and decommissioning, mining of radioactive ores, handling
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