Physical Geography Links

Biogeography

Global Atlas of Palaeovegetation
Vegetation and Plant Distribution Maps - Links

Earthquakes and Related Natural Hazards

Japan 3.11.2011 Earthquake -- Before/After Satellite Photos (NY Times/GeoEye)
Japan 3.11.2011 Earthquake -- Tsunami (NOAA PMEL)

General

Acme Mapper (online viewer of topo maps, digital terrain models, USGS DOQs, etc.)
Earth Viewer (Fourmilab Switzerland)
Encyclopedia of Earth
Lat-Long Finder
NASA Earth Observations (NEO)
PhysicalGeography.net  (Michael Pidwirny)
The Physical Environment: An Introduction to Physical Geography (Michael Ritter)
WorldMapper

Geomorphology

Bedforms and Cross-Bedding in Animation (USGS)
Earth as Art (NASA and USGS)
Geomorphology From Space: A Global Overview of Regional Landforms
Geomorphology Specialty Group of the Association of American Geographers
Historical Variability of Valley Bottoms in the Colorado Front Range (Colorado State)
Virtual Geomorphology

YouTube Videos
-- rock slide in Tennessee

Hydrology

Global River Discharge Database (Center for Sustainability and the Global Environment)
Advanced Hydrologic Prediction Service -- Chippewa River at Eau Claire, WI (NWS)
Rainfall Frequencies -- U.S. (National Climatic Data Center)
Real-Time Water Data -- Chippewa River at Chippewa Falls, WI (USGS)
Real-Time Water Data -- Chippewa River at Durand, WI (USGS)
Stream Systems Technology Center (USDA Forest Service)
Water Resources of the United States (USGS)
Water Resources of Utah (USGS)
Water-Data.com (Lake Powell and other Colorado River reservoirs)

Soils

Soil Profiles (Michigan State University, Department of Geography)

Weather and Climate

Climate
Climate Diagnostics Center (NOAA-CIRES)
Climate Prediction Center (NWS)
Earth's Seasons (U.S. Naval Observatory)
Global Climate Animations (University of Oregon)
Motion of the Sun Simulator
National Climatic Data Center (most popular free data)
National Climatic Data Center (CLIMVIS - Climate Visualization)
U.S. Drought Monitor (University of Nebraska-Lincoln)
World Climate Data
Western U.S. Climate Historical Summaries (Western Regional Climate Center)
Weather
Atmospheric Soundings - North America (University of Wyoming)
BBC Weather (UK)
Canada Weather
Intellicast
Jet Stream Analyses (San Francisco State University)
Meteorologica -- UK and Europe Weather images
Met Office -- United Kingdom
National Center for Atmospheric Research -- Real-Time Weather Data
National Weather Service
National Weather Service (Twin Cities Weather Forecast Office)
Next Generation Weather Lab (College of DuPage)
OSU Weather (Ohio State University)
UM Weather
Unisys Weather
The Weather Channel
Weather Underground
World Meteorological Organization -- Severe Weather Information Centre
World Meteorological Organization -- World Weather Information Service
Wyoming Weather Web (University of Wyoming)
Satellites -- Info and Data
CIMSS (Cooperative Institute for Meteorological Satellite Studies, UW-Madison)
Interactive Weather Satellite Imagery (NASA)
NOAA Environmental, Satellite, Data, and Information Service
Satellite-Derived Insolation Maps (WI-MN Cooperative Extension Agricultural Weather)
Satellite Composite Images (Space Science and Engineering Center, UW-Madison)
Space Science and Engineering Center (UW-Madison)
General Climate/Weather Education
A (Hopefully) Simple Explanation of the Coriolis Force
Bad Meteorology
Houze's Cloud Atlas (University of Washington)
Jetstream - an Online Weather School (NOAA)
Severe and Hazardous Weather -- Intro (University of Illinois)
Skew-T Mastery (UCAR - University Corporation for Atmospheric Research)
Weather and Climate Basics (UCAR - University Corporation for Atmospheric Research)
World Weather 2010 Project (University of Illinois)
Weather Photos
Extreme Instability