Which of the following are sources of methane, a greenhouse gas ? 1. Domestic animals 2. Coal mining 3. Wetlands Select the correct answer using the code given below :1 and 2 only 2 only1 and 3 only1, 2 and 3

Submitted by examrobotsa on Thu, 01/01/1970 - 05:30

question_subject:

Ecology

stats:

0,3992,680,160,48,472,3992

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