Think of an invention that addresses problems in nature or society.Write about your invention in details
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invention of cell phone towers....because of the radiations produced by the towers the birds are confused to go to their nest.....they get many harmful diseases..... invention of plastic...it doesn't decompose into the earth...some plastics can't be recycled so if we burn them,they produce harmful smoke;if we bury them, they do not decompose at create some natural disasters.... :) :)
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