Peerumade, Kottayam, Punalur, Tiruvalla and Alappuzha are those
stations in the State which have witnessed significant reduction
in rainfall during the last century. Y.E.A. Raj, Deputy
Director-General, Regional Meteorological Centre, Chennai,
revealed this during a special address at the Kerala Environment
Congress 2012 here. The topic of his address was ‘Extent of
climate change over India and its projected impact on Indian
agriculture.’ Climate change in respect of individual stations
manifests with mixed trends with positive and negative changes,
he said. For instance, positive trends are available from
stations such as Kochi (100.6 mm) and Kasaragode (153.5 mm) in
the State. “It must be stated here that rainfall series for
individual months/seasons in some of the series may have shown a
significant trend. In some other cases, these trends would have
manifested only recently. “A more detailed analysis of time
series must be performed to detect and analyse such incidence,”
Raj said. The scenario of signifi