[4], Kerala is a place of high lightning incidence compared to most of the other parts in India because of its weather patterns and the location of the Western Ghats. Kerala is prone to several natural hazards, the most common of them being landslides, flooding, lightning, drought, coastal erosion, earthquakes, Tsunami, wind fall and epidemics. Majority of mass movements have occurred in hill slopes >20° along the Western Ghats scarps, the only exception being the coastal cliffs. Accidents caused by ground conduction from trees, which is a special feature of Kerala, add to the casualties and loss of property. [6] The processes leading to landslides were accelerated by anthropogenic disturbances such as deforestation since the early 18th century, terracing and obstruction of ephemeral streams and cultivation of crops lacking capability to add root cohesion in steep slopes. The characteristic pattern of this phenomenon is the swift and sudden downslope movement of highly water saturated overburden containing a varied assemblage of debris material ranging in size from soil particles to boulders, destroying and carrying with it every thing that is lying in its path. It forms almost an unbroken wall guarding the eastern frontier and helps the people of Kerala to lead a sheltered life of their own through the centuries. This compares to the all-India average is 1,197 mm. This page was last edited on 23 December 2020, at 21:01. Studies conducted in the state indicates that prolonged and intense rainfall or more particularly a combination of the two and the resultant persistence and variations of pore pressure are the most important trigger of landslides. As this tsunami is believed to be first of its kind to have significantly affected the Kerala coast, the post-tsunami field investigations and measurements would give valuable information on various changes brought by the tsunami. :; Khandepar Caves are four rock cut caves that dates back to the 11th century and are at Khandepar in North Goa District. According to a rough estimate by Pathanamthitta collector Nooh, out of all the people rescued in the district, 70% were saved by fishermen, 15% … The topography of the coastline is distinctive and changes abruptly as one proceeds from north to south. The Western Ghats is also responsible for the high and steady rainfall in Kerala. timesnownews.com Kerala to undertake mass COVID testing in hotspots where TPR higher than district average The most active time of the day is from 15:00 to 19:00. Maharashtra is the most industrialized state in India and the state`s capital, Mumbai is India`s financial and commercial hub. Eastern Kerala consists of land encroached upon by the Western Ghats; the region thus includes high mountains, gorges, and deep-cut valleys. The coast located in the shadow zone with respect to the direction of propagation of the tsunami encountered unexpected devastation. SCUBA DIVING TEAM. Kerala receives an average annual rainfall of 3107 mm – some 7,030 crore m3 of water. The changes in rainfall pattern may have association with the environmental modifications due to human interventions on the natural ecosystems. Thiruvananthapuram district’s coastal areas have been divided into three critical containment zones. Of the fourteen districts, five have much higher rates than others. The severe impact of the hazard on the state and its people is seen from the very high average casualty rates of 71 deaths, 112 injuries and 188 accidents per annum. Continuous occurrence of high intensity rainfall for a few days is the primary factor contributing to the extreme floods in the State. Jose AI, Paulose S, Prameela P & Bonny BP (eds), 2002, Package of Practices Recommendations: Crops, Kerala Agricultural University, Chacko T & Renuka G, 2002, Temperature mapping, thermal diffusivity and subsoil heat flux at Kariavattom of Kerala, Proc Indian Acad Sci (Earth Planet Sci), Yesodharan EP, Kokkal K & Harinarayanan P (eds), 2007, State of Environment Report of Kerala 2007 – Volume II: Natural Hazards, Kerala State Council for Science, Technology and Environment, Government of Kerala, Thiruvananthapuram, India, Kuriakose SL, Sankar G & Muraleedharan C, 2009a, History of landslide susceptibility and a chorology of landslide prone areas in the Western Ghats of Kerala, India, Environmental Geology, 57(7), 1153–1568, Kuriakose SL, Jetten VG, van Westen CJ, Sankar G & van Beek LPH, 2008, Pore Water Pressure as a Trigger of Shallow Landslides in the Western Ghats of Kerala, India: Some Preliminary Observations from an Experimental Catchment, Physical Geography 29(4) 374–386. Ananthagiri Hills is an important tourist destination in Telangana. Meanwhile, its extreme eastern fringes experience a drier tropical wet and dry climate. Geologically, pre-Cambrian and Pleistocene formations comprise the bulk of Kerala's terrain. The threat of coastal erosion looms large over the coastline between Chavara and Alappad in Kollam district. Kerala's rains are mostly the result of seasonal monsoons. [7] The initiation of most of the landslides were in typical hollows generally having degraded natural vegetation. This varying effect along the coast could be attributed to local amplification of tsunami waves in certain regions. Kudlu region in Kasargod district of Kerala has received the highest rainfall in the state at 31 cm. This adversely affects the rural and urban drinking water supply. As seen in the majority of drought incidents, even a 20% fall in the northeast monsoon, can make the water scarcity situation worse during the summer. Rivers and Lakes - District Alappuzha, Government of Kerala The Indian state of Kerala borders with the states of Tamil Nadu on the south and east, Karnataka on the north and the Lakshadweep Sea coastline on the west. The minister called for more attention to containment efforts in coastal areas. Forty-one of Kerala's forty-four rivers originate in this region, and the Cauvery River descends from there and drains eastwards into neighboring states. The Kerala Backwaters region is a particularly well-recognized feature of Kerala; it is an interconnected system of brackish water lakes and river estuaries that lies inland from the coast and runs virtually the length of the state. Kerala state have 14 districts, which are divided on the basis of geographical, historical and cultural similarities. It is located within 5 km from Ponda and 36 km from Panaji. The Kerala Tourism Department has given the state the tagline: Kerala- God's Own Country, which made the state a super brand with a high recall value. Further, the tsunami pounded 187 villages affecting nearly 250,000 persons in Kerala. Haritha John Follow @HarithaJohn1 The coastline between Chavara and Alappad in Kollam district of Kerala, has a decades-long story of people’s battle for survival against mining companies. →  Land transportation network (e.g., roads). Losses to telephone communications, networked systems and electrical equipment are also very high. Major lakes of Kerala include: The Western Ghats is a continuous mountain range of 450 km along the eastern side of Kerala. Since the State has more of perennial plantation crops compared to other places of India, the effect of a drought year in Kerala continues to be felt for several more years after it has occurred. Seasonal monsoons is an Indian state of Kerala, add to the hilly terrain and the... 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