As a toxic smog hung over Delhi for a third day and air quality worsened by the hour, the capital has declared a pollution emergency and banned the entry of trucks and construction activity; the odd-even scheme which restricts traffic will apply from Monday to Friday. There are growing calls for bigger government action to tackle what doctors have declared a public health crisis. Delhi Chief Minister Arvind Kejriwal urged Punjab and Haryana to stop their farmers from burning waste as they prep to sow the winter crop of wheat. He said the Chief Ministers of both states have yet to grant him the appointments he has sought.
