Delhi breathes easier as GRAP-4 lifted, but 'stay vigilant': Environment Minister Gopal Rai, with GRAP-3 still in place

Gopal Rai, during the press conference, emphasised that all three phases of GRAP 1, GRAP 2 and GRAP 3 are still to be implemented in Delhi. Once there is further improvement in pollution levels, the withdrawal of these restrictions will also be considered, he added.