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mining industry

The mining industry consists the extraction of metal gold, silver, iron, copper and zinc. These minerals have many of uses , for example...

biomass and nuclear power

what are they ? how are they used ? Biomass like many others is a way to generate clean energy in a really simple way. It consists of...

FOSSIL FUELS

what are they? how are they bad ? how can we change? Fossil fuels are the main source of energy to run this world , these fossil fuels...

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