NASA Earth Observatory - This is a good source of new satellite imagery and scientific information about Earth with a focus on climate and environmental change. http://www.giss.nasa.gov

National Marine Fisheries Service (NMFS) - Office of Protected Resources - This is a good website dealing with the threat to endangered species http://www.coris.noaa.gov/exchanges/coralfuture/

National Marine Fisheries Service (NMFS) - Office of Protected Resources http://www.nmfs.noaa.gov/pr/