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In recent years, the environment has become a major issue all over the world

and various steps have been taken for its protection. The United Nations held
its first international conference on Human Environment on 5 June 1972 in this city.
Since then, the World Environment Day is also celebrated on this day. Name the city.
a. Berlin
b. Stockholm
c. Washington
d. Vienna

Green Olympiad Practice


The answer to the question is b. Stockholm
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