Parallel Associations

Builders

• American Association of Code Enforcement: www.aace1.com
  
• International Code Council (ICC): www.iccsafe.org/
• National Association of Home Builders: http://www.nahb.org/
• National Association of Housing and Redevelopment Officials: www.nahro.org/index.cfm
• National Institute of Building Sciences- Flood Resistance: www.wbdg.org/resources/env_flood.php
  
• World Organization of Building Officials: http://www.wobo-un.org/

• Association of State Dam Safety Officials: www.damsafety.org
• Canadian Dam Association (CDA): http://www.cda.ca/
• International Commission on Large Dams (ICOLD): http://www.icold-cigb.net/
• U.S. Society on Dams (USSD): http://www.ussdams.org/
  

Emergency Management

• International Association of Emergency Managers: http://www.iaem.com/
• International Association of Fire Chiefs: http://www.iafc.org/
• National Association of Police Organizations: http://www.napo.org/
• National Emergency Management Association: http://www.nemaweb.org/
• National Sherriff's Association: http://www.sheriffs.org/
• US First Responders Association: http://www.usfra.org/
  

Engineers

• Academy of Coastal, Ocean, Port & Navigation Engineers: http://www.acopne.org/
• American Council of Engineering Companies (ACEC): http://www.acec.org/
  
• American Academy of Environmental Engineers (AAEE): http://www.aaee.net/
  
• American Academy of Water Resource Engineers (AAWRE): http://www.aawre.org/
  
• American Society of Civil Engineers (ASCE): http://www.asce.org/
• International Association of Hydraulic Engineering & Research (IHAR): http://www.iahr.net/site/index.html
• National Academy of Engineering (NAE): http://www.nae.edu/nae/naehome.nsf
  
• National Society of Professional Engineers: http://www.nspe.org/
• Society of American Military Engineers (SAME): http://www.same.org/
  

Forestry

• Arbor Day Foundation: www.arborday.org
• International Society of Arboriculture: www2.champaign.isa-arbor.com
• Treelink: http://www.treelink.org/

Meteorology

• Center for Integrated Space Weather Modeling (CISM): www.bu.edu/cism/SpaceWeather/integratedmodeling.html
• COLA: wxmaps.org
• European Centre for Medium-Range Weather Forecasts (ECMWF):www.ecmwf.int/products/forecasts/d/charts/medium/deterministic/msl_uv850_z500
• International Association of Broadcast Meteorology (IABM): www.iabm.org
• International Association of Meteorology & Atmospheric Sciences (IAMAS): www.iamas.org
• World Meteorological Organization (WMO): www.wmo.int/pages/index_en.html

• American Water Resources Association: www.awra.org/index.html
• American Water Works Association: www.awwa.org
• International Boundary Water Commission: www.ibwc.state.gov
• International Water Association (IWA): http://www.iwahq.org/Home/
• National Association of Clean Water Agencies (NACWA): http://www.nacwa.org/
• National Ground Water Association (NGWA): http://www.ngwa.org/
• National Institutes for Water Resources (NIWR): http://niwr.montana.edu/
• National Water Research Institute (NWRI): http://www.nwri.ca/
• National Water Resource Association (NWRA): http://www.nwra.org/
• Universities Council on Water Resources (UCOWR): http://www.ucowr.siu.edu/
• Water Environment Federation (WEF): http://www.wef.org/
  
• Water Resources Coalition: http://www.waterresourcescoalition.org/index.html
  

• EPA - Watershed Planning Handbook: www.epa.gov/nps/watershed_handbook
• Urban Water Sustainability Council: http://www.cleanwateramericaalliance.org/councils_uwsc.php

Wetlands/Conservation

• American Rivers: http://www.americanrivers.org/
• Association of State Wetlands Managers: http://www.aswm.org/
• Buzzards Bay National Estuary Program: www.buzzardsbay.org/stormsmart-coasts-buzzards-bay.htm
• Center for Watershed Protection: http://www.cwp.org/
• Ducks Unlimited: www.ducks.org
• Ecological Society of America: www.esa.org
• Environmental and Water Resources Institute(EWRI): http://ewrinstitute.org/
• Environmental Concern: http://www.wetland.org/
• Fox River Ecosystem Partnership: http://foxriverecosystem.org
• Great Lakes Commission: http://www.glc.org/
• Groundwork USA http://groundworkusa.org/
• International Rivers Network: http://internationalrivers.org/
• Local Government Environmental Assistance Network: http://www.lgean.org/
• National Association of Conservation Districts: http://www.nacdnet.org/
• National Wildlife Federation: http://www.nwf.org/
• Nurture Nature Foundation: http://www.nurturenature.org/
• Playa Lakes Joint Venture: http://www.pljv.org/
• Restore America's Estuaries: http://www.estuaries.org/
• Riparian Management Area Guidebook: www.for.gov.bc.ca/tasb/legsregs/fpc/fpcguide/riparian/rip-toc.htm
• River Management Society: www.river-management.org
• River Network: www.rivernetwork.org
• Sierra Club: www.sierraclub.org
• Society of Wetlands Scientists: http://www.sws.org/
• Wetlands International: http://www.wetlands.org/

Federal Agencies