Preocupación en Bulgaria tras el naufragio de un barco con fertilizantes nitrogenados

 

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Beijing to cut emission in winter heating season

Beijing plans to cut over 1,800 tonnes of nitric oxide emissions during this year's winter heating season, said Beijing Thermal Group Sunday.

Source of major pollutant in China's smog revealed

Scientists said Wednesday they have solved the perplexing puzzle of how a major smog component, known as sulfate, forms during haze events in northern China, including Beijing.