Activists hold placards during a protest to draw attention to the climate crisis, at Jantar Mantar, New Delhi

Activists hold placards during a protest to draw attention to the climate crisis, at Jantar Mantar, New Delhi, on Thursday. A PIL has been filed in the Supreme Court by a wellness expert seeking urgent judicial intervention to tackle a “persistent and systemic failure” in addressing the country’s rising air pollution levels, which have reached proportions of a “public health emergency”. (PTI)