The Supreme Court on Friday endorsed the NGT order allowing bursting of green crackers for two hours for Diwali, Chhath Puja, Gurupurab, Christmas and New Year celebrations and modified a Telangana high court order imposing complete ban on crackers.The Supreme Court on Friday endorsed the NGT order allowing bursting of green crackers for two hours for Diwali, Chhath Puja, Gurupurab, Christmas and New Year celebrations and modified a Telangana high court order imposing complete ban on crackers.