Authorities in Uttar Pradesh`s Gautam Buddh Nagar district have ordered the closure of all schools up to class 8 till January 10 in view of the dense fog and severe cold conditions, officials said on Tuesday.

The order applies to all recognised schools affiliated with the CBSE, ICSE, IB, the Uttar Pradesh Board and other boards operating in the district, District Basic Education Officer Rahul Panwar said in an official order.