India’s top court has accused state governments of “passing the buck” on air pollution and failing to take action to tackle Delhi’s toxic smog.  The Supreme Court said authorities were only interested in “gimmicks”, rather than concrete measures to combat pollution levels.

Levels of dangerous particles in the air – known as PM2.5 – are at well over 10 times safe limits in the capital.  City authorities have responded by launching a car rationing system.

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