what is green revolution? what are its harmful effect?
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Green revolution is.......................see the doc below.
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a large increase in crop production in developing countries achieved by the uses of pesticides, artificial fertilizers and high yielded crops . altough the green revolution has played a role in making the country self-sufficient in food yet it has some harmful effects
1. disparity in consumption of fertilisers where the district-wise fertilser consumption in the country varies from 50-200kg/ha
.
2.excessive use of fertilisers kill helpful micro-organisms,insects and worms in soil
3. imbalance in nutritional status causing significant deficiency in K,Zns,Mo,,N,P and B.
4.pollution with heavy metals and pesticide chemicals causing serious damage to food quality.
5. enviromental degradation like depletion of stratospheric ozone ,nitrate toxication , etc causing health hazards like cancer,methamoglobinemia respiratory illness , hypertension etc
1. disparity in consumption of fertilisers where the district-wise fertilser consumption in the country varies from 50-200kg/ha
.
2.excessive use of fertilisers kill helpful micro-organisms,insects and worms in soil
3. imbalance in nutritional status causing significant deficiency in K,Zns,Mo,,N,P and B.
4.pollution with heavy metals and pesticide chemicals causing serious damage to food quality.
5. enviromental degradation like depletion of stratospheric ozone ,nitrate toxication , etc causing health hazards like cancer,methamoglobinemia respiratory illness , hypertension etc
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