Factors
Entities
Nature reserveUnited States Geological SurveyHewlett-PackardEl NiñoFresno RiverEndangered Species Act of 1973Invasive speciesDrainage basinCalifornia AqueductIrrigationLos Angeles TimesSalmonSpider-ManRepublican Party of TexasDroughtWildlifeJerry BrownSnowUnited States CongressChief executive officerNew York CityDonald TrumpFisheryAtmospheric circulationHydrologyUC Davis Aggies footballSan Joaquin ValleyLos Angeles RiverRiver deltaSnowpackCentral Valley ProjectClimate changeChinook salmonSalinityBiomeEcologyPrecipitationBiologist

