20thcenturyamericanhistory advancedmaterialindustries airpollution analysis atmospheric atmosphericsci atmosphericscience biodiversity biography britishlaw businessethics california chemical chicanos cityplanning climate climatechange climaticagriculture climatolo climatologyinenviromentalscience conservati conservationinevironmentalscience conservationinforestry conservationists conservationpolicies conservatism democracies demography desertecology development dissent ecology economicassistance economicconditions economicconditionsinnorthamerica economicdevelopment economicpoliciesineurope economicpoliciesinlatinamerica economics ecosystems educationpolicies energyindustries energypolicies engineering environment environmentalact environmentalactivists environmentalcaselaw environmentalcons environmentalconservation environmentaleconomics environmentalengineering environmentalimpact environmentallaw environmentalscience environmententalists ethics feminism feministtheory finance foreign foreignbusinessenterprises forest forestry freetrade ge general generaleconomicpolicies globalization globalwarmingpolicies government hazardouswastepolicies heavyindustry history humanecology humanity hydrology indiana industrial industrialmanageme industrialmanagement infrastructure interdisciplinaryaspectsofenvironmentalsciences international internationalcoopera internationalcooperation internationallaw latinopolitics liberalism literatureanthologies localhistory medicalresearch meteorology mexicanamericans mis miscella miscellaneo miscellaneous miscellaneouscaribbeanhistory miscellaneousenvironmentalpolicies miscellaneouspollution naturalhistory naturalliterature naturalresources organizations pharmaceuticalindustry policies policy politicalaspectsoftechnology politicalprotest politics pollutants pollution pollutioncontrol protection protectionofnaturalresources regional regionalenvironmentalpolicies regionalplanning regionalstudies regionalstudiesinenvironmentalscience relationshipwithnature renewalofinfrastructure republics science scientificresearch service socialentrepreneurship socialresponsibilityofbusiness socialscience state strategiesinenvironmentalconservation studies supply sustainabledevelopment techniques technologicalinnovations technologypolicy thecaribbean toxicology transferance unitedstates unitedstatesarmy unitedstateshistory urban/metropolitanplanningpolicies urbandesign urbanplanning urbanpolicy wastemanagement waterpollution waterresources welfare westerneurope