(a) whether a large number of flights were delayed and
cancelled due to fog and other technical reasons at various
airports of the country particularly in winter months recently;
(b) if so, the number of domestic and international flights
which got delayed and cancelled during each of the last
three years and the current year, airport-wise and airline-wise;
(c) whether the airline companies had to suffer heavy losses
and the passengers faced inconvenience due to delayed
flights;
(d) if so, the details thereof;
(e) whether Instrument Landing System installed/night
landing facilities at certain airports especially non-metro
airports are not sufficiently functioning and several
flights are forced to divert their routes to other
destinations; and
(f) if so, the details thereof, State-wise and the remedial
steps taken by the Government in this regard?