- Arctic Climate Research - National Science Foundation
- Concerned with the study of natural climate change in the Arctic region. From the National Science Foundation. - Bering Sea Climate and Ecosystem
- Focused on the Bering Sea's climate and ecosystem. Multidisciplinary time series data, full descriptive metadata, ecosystem relevance, maps, photos, and more. - Climate and Cryosphere (CliC)
- Initiative of the World Climate Research Programme (WCRP) to encourage and promote research into the cryosphere and its interactions as part of the global climate system. - Climatological Database for the World's Oceans 1750-1850 (CLIWOC)
- Obtaining data from documentary sources, mostly logbook records, which are kept in a number of European archives in Spain, Britain, Holland, and France. - ESPERE: The Climate Encyclopaedia
- Learn about the Earth's lower and upper atmosphere, weather basics, clouds and particles, climate in cities, oceans, and how people change the climate. - Gravity Recovery and Climate Experiment (GRACE)
- Uses twin satellites (Tom and Jerry) to make detailed measurements of Earth's gravity field. - Microclimate Study
- Structures in passive convection and turbulence; observing unusual self-organising structures and their control for heat transfer. - National Climatic Data Center (NCDC)
- Develops both national and global data sets that have been used by both government and the private sector to maximize the resource provided by our climate and minimize the risks of climate variability and weather extremes. - NOAA Climate Program Office (CPO)
- Learn about NOAA's climate research. The CPO focuses on developing a broader user community for climate products and services, provides NOAA a focal point for climate activities, leads NOAA climate education and outreach activities, and coordinates international climate activities. - RealClimate
- Blog commentary on climate science by working climate scientists. - The Basics of Climate Prediction
- An introduction to climate science, the interactive feature answers: What is Climate? What affects climate? What changes can we predict? - United States Climate Page
- Easy-to-use map interface to climatologies (temperature, rain, and snow) for cities throughout the United States,
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