new delhi, April 8 -- The government on Tuesday directed the airport tariff regulator to reduce landing and parking charges at all major airports by 25%, offering airlines a measure of relief as the West Asia conflict continues to drive up fuel costs and disrupt routes. The Airport Economic Regulatory Authority (AERA), acting on the government directive, issued an order on Tuesday that came into immediate effect, reducing aeronautical tariffs at major airports for all domestic flights for three months. The authority said it acted "in view of the ongoing West Asia crisis," invoking powers under the Airports Economic Regulatory Authority of India Act, 2008. The decision will be reviewed before the three months are up; any revenue shortfall fo...