• The IFRC page on climate change
• IFRC World Disaster Reports
• The Inter-Agency Standing Committee (IASC)

Tools and country profiles

• The World Bank's  Climate Portal: for reference on climate data
• UNDP country profiles: for reference on climate data
• World Meteorological Organization
• US government Climate Prediction Centre
• Intergovernmental Panel on Climate Change
• United Nations Framework Convention on Climate Change
• UNHCR (The UN Refugee Agency)
• Climate Change and Global Warming portal
• Facts on health and the environment
• International Research Institute for Climate and Society
• Gateway to the UN System's Work on Climate Change

Climate change adaptation

• NAPAs (National Adaptation Programmes of Action) focussing on urgent and immediate needs in least developed countries, listed by country
• UNFCCC database compiling strategies adopted by communities to adapt to specific conditions related to climate change
• Linking Climate Adaptation Network
• The Eldis Gateway to Development
• IPCC Working Group II: Impacts, adaptation and vulnerability
• VARG (Vulnerability and Adaptation Resource Group): the new synthesis report, country studies and workshop report on Disaster Risk Management & Adaptation to Climate Change
• Reliefweb: includes a page specifically on humanitarian implications of climate change

Disaster risk reduction

• International Federation of Red Cross and Red Crescent Societies
• Cruz Roja Media Luna Roja - América Latina
• International Strategy for Disaster Reduction: Disaster Reduction + Climate Change Info Link
• ProVention Consortium
• Disaster Studies, University of Wageningen
• Centre for Research on the Epidemiology of Disasters (CRED), EM-DAT Emergency Disasters Database
• Redhum, Humanitarian information for disaster preparedness and response in Latin America and the Caribbean

Early warning

Below a list of websites that supply early warning information on climate-related risks. Note, however, that this list is not exhaustive,  and the sources mentioned here should not be used as the sole source of  early warning information for operational purposes.

• IFRC Disaster Management Information System (DMIS, for National Red Cross and Red Crescent Societies)
• WMO world weather information service
• WMO Severe weather information with warnings
• IRI, International Research Institute for Climate and Society, seasonal forecasts of rainfall and temperature, ENSO, health, malaria etc .
• ACMAD, African Centre of Meteorological Application for Development
• NASA's TRMM Tropical Rainfall Measuring Mission: rainfall, global floods and landslides, hurricanes and typhoons
• Dartmouth Flood Observatory: flood events
• Tropical Storm Risk (TSR): active storms and seasonal forecasts for Australia, Atlantic and NW Pacific regions
• FAO GIEWS Global Information and Early Warning System on Food and Agriculture, global watch for food insecurity
• USAID Famine Early Warning Systems Network
• NOAA, USA: El Niño / La Niña information
• The Humanitarian Early Warming Systems (HEWS): warnings/ links to websites on drought (and food insecurity), floods, storms, weather, La Nina/ El Nino and non-climate related disasters