?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=https%3A%2F%2Fpure.iiasa.ac.at%2Fid%2Feprint%2F4879%2F&rft.title=Population+Momentum+and+the+Demand+on+Land+and+Water+Resources&rft.creator=Fischer%2C+G.&rft.creator=Heilig%2C+G.K.&rft.description=Future+world+population+growth+is+fueled+by+two+components%3A+a)+the+demographic+momentum%2C+which+is+built+into+the+age+composition+of+current+populations%2C+and+b)+changes+in+reproductive+behavior+and+mortality+of+generations+yet+to+come.+This+paper+investigates+by+major+world+regions+what+we+know+about+population+growth%2C+what+can+be+projected+with+reasonable+certainty%2C+and+what+is+pure+speculation.+The+exposition+sets+a+frame+for+analyzing+demographic+driving+forces+that+are+expected+to+increase+human+demand+and+pressures+on+land+and+water+resources.+These+will+be+contrasted+with+current+resource+assessments+of+regional+availability+and+use+of+land%2C+in+particular+with+estimates+of+remaining+land+with+cultivation+potential.+In+establishing+a+balance+between+availability+of+land+resources+and+projected+needs%2C+the+paper+will+distinguish+regions+with+limited+land+and+water+resources+and+high+population+pressure+from+areas+with+abundant+resources+and+low+or+moderate+demographic+demand.&rft.publisher=WP-96-149&rft.date=1996-12&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=text&rft.language=en&rft.identifier=https%3A%2F%2Fpure.iiasa.ac.at%2Fid%2Feprint%2F4879%2F1%2FWP-96-149.pdf&rft.identifier=++Fischer%2C+G.+%3Chttps%3A%2F%2Fpure.iiasa.ac.at%2Fview%2Fiiasa%2F89.html%3E+%26+Heilig%2C+G.K.+%3Chttps%3A%2F%2Fpure.iiasa.ac.at%2Fview%2Fiiasa%2F1318.html%3E++(1996).++Population+Momentum+and+the+Demand+on+Land+and+Water+Resources.+++IIASA+Working+Paper.+IIASA%2C+Laxenburg%2C+Austria%3A+WP-96-149+++++