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Energy is at the heart of our daily lives. The increase of price of the petrol and pollution problems have resulted in search for new renewable, alternative energy. With the apparent climate change, we must find a new form of usable energy that doesn’t pollute the atmosphere. That is why solar energy is a good alternative.

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Earthworms have shown that they’re not just good at dealing with the compost in your garden, they can get their teeth into more unpleasant stuff as well.