Answers

2015-07-31T22:31:14+05:30
According to me because of unhygienic environment there will be damage of food crops and an obstacle will be created in the development of plants....
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2015-08-02T21:41:55+05:30
(i) Environmental Damage
(ii) Threats to Animals and Plants
(iii) Crop Failure
(iv) Natural Imbalances
(v) Infertitlity 
(vi) Infertility-Caused Soil Erosion

and so much more!! hope it helped.
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