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What are some of the problems associated with coal?

Answer 1

Coal mining is dangerous and create pollution

Burning coal releases a lot of carbon dioxide, a greenhouse gas. Ash from the coal produces pollution. Sulfur from the coal releases sulfur into the atmosphere, which leads to acid rain.

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Answer 2

Wesley Alvey

Some problems associated with coal include air pollution, greenhouse gas emissions, contribution to climate change, environmental degradation from mining activities, health issues related to coal dust and pollutants, and dependence on non-renewable energy sources.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.