期刊名称:Current Journal of Applied Science and Technology
印刷版ISSN:2457-1024
出版年度:2022
卷号:41
期号:22
页码:7-17
DOI:10.9734/cjast/2022/v41i2231755
语种:English
出版社:Sciencedomain International
摘要:Landuse/landcoverisakeydriverofglobalenvironmentalchange.Ashiftinlanduseandlandcovercanalterthehumansettlementpatternsandothereconomicdevelopmentsandmayfinallyendupwithenvironmentaldegradation.ThepresentstudyappraisesthelanduseandlandcoverchangesinthemidlandpaddyfieldsofChathannoorPanchayath,Kerala,SouthIndiaoverthelasttwodecades(2002-2019).Thedigitizeddataanalysis,interpretation,mappingandlayoutpreparationweredoneinArcGIS10.3.Resultsofthestudyshowthemostdistinctivechangeslikethedecreaseinareaofpaddycultivationandelevationintheareaofothercrops.Thereductionintheareaofpaddyfieldsmainlyoccurredduringtheperiod2002to2009,withcorrespondingincreaseintheareaofothercrops.Theincreasingcostduetohikeinwagesoflabourersandtherelativepricechangesinfavourofcompetingcropswereresponsibleforthelesscultivationofpaddyfieldsinthestudyarea.Thepracticeofconversionofpaddylandsintocultivationwithothercropsaswellasfornon-agriculturalpurposeincreased.Stringentmeasuresshouldbeenactedtocontrolthesedrasticlandchangesinthestudyarea.Original Research Article .