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SeattleCityLightEnvironmentReport20137WorkingwithNatureNaturalhabitatsalongCityLightselectricaltransmissioncorridorsareasourceofcleanwatercarbonstorageandcroppollinators.Thesehabitatsbenetallofusandareessenaltosustainingtheregionsenvironmentalhealth.In2013CityLightbegananEnvironmentalLeadershipIniavetostudythewayvegetaonismanagedalongtransmission-linecorridors.Thereisanaturalsequenceofchangesknownassuccessioninthetypesofplantslivingthere.Theulitywillusethisnaturalsuccessiontohelpmanagevegetaonandimprovethevalueofhabitatwhileensuringsafeandreliableelectricityforitscustomers.SeattleCityLightmanagesvegetationalongitstransmissionrights-of-waywiththegoalofimprovingwildlifehabitatwhileprotectingthereliabledeliveryofelectricity.SeattleCityLighthasplayedaleadingroleinhelpingtounderstandtheimpactsofawarmingclimateonwaterresourcesintheSkagitbasin.TheyhavecontributednancialandlogisticalsupporttomonitorsnowpacktheglacialcontributiontostreamowandstreamwatertemperatureintheSkagitValley.JonL.RiedelNationalParkServicegeologistNorthCascadesNationalParkareaswithclimatechangeplayingthemajorrole.CityLightiscollaborangwiththeNaonalParkServiceandotherpartnerstofundresearchonhowclimatechangewillaectglaciersovermeandwhatthelossofglacierswillmeanforstreamowsandtemperaturesshhabitatandhydropowergeneraonontheSkagitRiver.CityLightstransmissiontowersanddistribuonpolesalsoprovidearacvestructuresfornesngosprey.NestsonpowerpolescanbeproblemacforthedeliveryofelectricityandhazardousforthebirdssoCityLightworkswithlocallandownersanospreyexpertandtheWashingtonDepartmentofFishandWildlifetoprovidealternavelocaonsfornesngospreysthatavoidthoserisks.Since2010CityLighthasinstalledthreeospreynesngplaormsthroughoutSealewithtwoothersplannedfor2014.NestingplatformsinstalledbyCityLightgiveospreysalternativestobuildingnestsonpowerpoles.