This page contains information on Earth changes world-wide, including volcanos, wind, water, earthquakes, mud, fire, insects and plants. 

Earthquake Data  http://earthquake.usgs.gov/
National Earthquake Information Center. World Data Center for Seismology, Denver, CO. USA

How Volcanoes Work  http://www.geology.sdsu.edu/how_volcanoes_work/ This website is a comprehensive educational resource that describes the science behind volcanoes and volcanic processes. 

National Hurricane Center  http://www.nhc.noaa.gov/

Hurricanes, Typhoons & Tropical Cyclones Worldwide http://www.solar.ifa.hawaii.edu/Tropical/

Current Weather http://weather.gov/

Current Solar Data  http://umbra.nascom.nasa.gov/sdac.html

Jet Stream Activity Map  http://virga.sfsu.edu/gif/jetstream_init_00.gif

Smithsonian Museum  http://naturalhistory.si.edu/

Northwestern Hawaiian Islands http://www.hawaiireef.noaa.gov/  This website has been established to provide the public with information on the Northwestern Hawaiian Islands Coral Reef Ecosystem Reserve and on-going activities related to its management.

Planet Earth http://apod.nasa.gov/apod/image/0011/earthlights_dmsp_big.jpg 

This is truly an awesome picture of the whole planet at night with lights coming from every country. Notice where the most lights are and there are lights in areas where you wouldn't think there would be any.