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2. The Climate and Weather of the Sun-Earth System Program,
http://www.bu.edu/cawses
3. The Climate and Weather of the Sun-Earth System Program, Phase 2: Towards Solar Maximum,
http://www.cawses.org/CAWSES/Home.html
4. The German Priority Program Climate and Weather of the Sun-Earth System,
http://www.iap-kborn.de/DFG-Schwerpunkt
programm.63.0.html
5. The International Living with a Star Program,
http://ilws.gsfc.nasa.gov/