India struggles with some of the worst air pollution in the world. Now scientists have worked out which of the country’s power plants are the worst in pollution terms, narrowing it down to 30 units which are responsible for about a quarter of the mortality burden.
Electricity generation accounts for nearly three-quarters of India’s enormous coal use. But despite regulations set in 2015, less than 5% of India’s power plants have modern systems to clean up air pollutants including sulphur and mercury.
