www.comet.net/earthquake -- Source of Maps, Pictures, and Information about earthquakes. Useful links to other sites can be found as well.

www.tornadoproject.com -- Current, as well as historical information, plus sources of videos, pictures, and studies of tornadoes.

www.usatoday.com/weather/windex.htm -- A useful source of weather data, as well as some other natural hazards (floods, earthquakes, volcanoes. . .

www.caprep.com/new_dig3.htm -- powerhouse site for environment information - all topics ...

http://everest.hunter.cuny.edu/mp/mpbasics.html -- Map Projection Basics

www.AAG.org -- Association of American Geographers page. Everything there is to know about geography can be found here!

www.ESRI.com -- GIS page.