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Currently, there are some chemicals we already know that are linked to cancer, autism and reproductive problems, but there are also other substances that are mistakenly thought to

In addition to sulfate, iron and manganese compounds can play an important role in converting methane to carbon dioxide and ultimately carbonate in Earth's oceans, according to a

Heavy pollution caused China to be covered by thick haze and authorities had to issue a red alert, the highest warning level for low air quality in Beijing's capital.