The government says it will authenticate pollution levels before releasing the information to the public, a plan that critics say will deprive residents of the opportunity to protect themselves against bad air. Credit Altaf Qadri/Associated Press NEW DELHI — This megacity’s modest effort to warn residents about unhealthy spikes in air pollution levels in real time may soon end, after a decision to first send the data to be authenticated by the central government. Some experts and activists immediately questioned the need for such checks, accusing the government of trying to hide — or worse, alter — data that shows Delhi’s air to be the world’s most toxic at a time when Prime Minister Narendra Modi is pushing for greater industrialization. Recent high readings, which consistently exceed Beijing’s pollution readings, have alarmed the city’s Indian elites […]