Environmental Science

Environmental ScienceWater supply and urine system pollutiona ) Two principal aras of knead production in the U .S . argon the long Plains and Confederate California . Both regions are having difficulty obtaining sufficient urine to grow these cropsDescribe what changed in each region`s pissing supply and /or demand and explain why this occuredThe outset level of precipitation and its uneven distribution on the prairies in combination with evapotranspiration has made redistribution of the available supply of water Great Plains difficult (On the Great Plains , 2006 ) what is more , the changes in the climate in Great Plains was a huge bring factor on this problemThe weather changes in Southern California was also the display case of obtaining sufficient water for the area . The unpredictable climate changes from pelter to drought . It has been noted that there was a six-year drought among 1987 and 1993 was followed by five years of above-normal precipitation from 1995 through 1999 . other dry cycle occurred between 2000 and 2002 , but thanks to late-season rains the water year that ended in September 2003 had near-average precipitation (Totten , 2004 . Furthermore , the growing population of California has been additional factor contributing to this problemReferencesTotten , Glenn (2004 ) California Issues . Retrievied on December 20 , 2006 HYPERLINK http / web .water-ed .org /cabriefing .asp http / entanglement .water-ed .org /cabriefing .aspOn the Great Plains (2006 ) Water Use and note on the Prairie Retrievied on December 20 , 2006 . HYPERLINK http /www .iisd .org /agri /GPwater .htm www .iisd .org /agri /GPwater .htmb . There is considerable debate about the removal of decametres in certain areas of the U .S . what are some of the pros and cons of dkm removal cite three specific examples of dams that have been remove or are under discussion for removal any in the U .S . or in other countries .

what are the specific reasons for removal cited in the case of these dams (8 pointsThe dam removal campaign has been very successful especially when they have proved that it is most advantageous to remove these dams because (1 ) to save money , because dam maintenance requires huge amount of money (2 ) some of the dams are so old and do not serve its act at all and it just pause as risk of infection to people living near those dam . On the other hand some of these dams can produce electricity for the local communityReason for removing the damsCold creek , California - Lake Christopher Dam was outback(a) , which improved water quality , restored migratory and resident fish habitat eliminated a potential flood hazard , and restored a mountain meadowWhitestone Creek , Washington - Rat Lake Dam was removed , which eliminated a painful public safety threat , provided a least woo solution to the dam owner , restored the natural shoreline habitat , and fixed a legal liability disputeBaraboo River , Wisconsin - Waterworks Dam was removed , which dramatically improved a sport fishery , restored obsolescent riffle habitat began the revitalization of the local community s urban riverfront eliminated a public safety hazard , and saved taxpayer money...If you loss to get a full essay, order it on our website: Orderessay

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