Air Pollution Effects. We release a variety of chemicals into the atmosphere when we burn the fossil fuels we use every day. We breathe air to live and what we breathe has a direct impact on our health. Breathing polluted air puts you at a higher risk for asthma and other respiratory diseases.
I think it's explanation since the text shows comparison which isn't direct, ni similar words are present, ruling out synonyms and examples aren't present in the text.
