Question

nitrogen cycle is affected due to human activities state two phenomena to justify it​

Answer 1

Explanation:

Scientists have determined that humans are disrupting the nitrogen cycle by altering the amount of nitrogen that is stored in the biosphere. The chief culprit is fossil fuel combustion, which releases nitric oxides into the air that combine with other elements to form smog and acid rain.

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Answer 2

n2o this is a Greenhouse gas and use for nitrogenous manure it's nitrogen oxide amount in atmosphere as win increasing at an increasing rate will stop the nitrogen is fertilizer like Uri Ammonia sulphate when apply to soil simply by acidification of this fertilizers nitrogen oxide is released this nitrogen oxide is a Greenhouse gas and a serious pollutant of atmosphere.