G-watch - the HomeWorld Environment

National Weather Service - NOAA
Heat Risk maps: NWS-experimental / CDC
U.S. Tornadoes 24Hr - U-MI
National Hurricane Center - NOAA
World Wide Lightning Location Network
Climate Reanalyzer - U-ME
U.S. Drought Monitor - U-NE
Climate Watch - UnknownCountry
 

Active Fire Mapping - US NICC
Detailed wildfire incident maps - InciWeb
Fire Information for Resource Management System - NASA, USFS
Interactive Smoke Model, experimental - NOAA HRRR
 

IRIS Seismic Monitor
Earthquake Hazards Program - USGS
U.S. Tsunami Warning System - NOAA / NWS
Yellowstone Volcano Observatory - USGS
Cascade Range Volcano Observatory - USGS
Global Volcanism Program - Smithsonian Institution
SV Europe Volcano News
 

Space Weather Prediction Center - NOAA
Minor Planet Center - IAU
Minor Planet Center, future near-Earth approaches - IAU
  N3KL.org        

U.S. Air Quality Index Map
U.S. Industrial Carcinogen Map - ProPublica
Location-specific environmental information - EPA
 

Cost of U.S. National Security
U.S. Climate Vulnerability Index
World Industry Facts - NationMaster
World Statistics, quasi real time