Answers

2015-12-15T22:12:10+05:30
Water gets contaminated by following: Untreated sewage Practice of bathing and washing near a water bodyPractice cremating the dead bodies near river banksOil spill I can take following steps to reduce air pollution: I will walk when I have to go to the nearby market. I will use my bicycle to go to school. I will prefer to use public transport.
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