NASA is now providing some interesting KML files that add near real-time overlays to Google Earth. The information they are using comes from MODIS (Moderate-resolution Imaging Spectroradiometer) -- some data from this source (updated daily) can be viewed on Google Earth by clicking here. One example of the new data is temperature maps [KML]. This overlay shows a graphically pleasing representation of temperature for large bodies of water around the globe -- the colors remind me of Google Mars.In addition to sea temperatures, NASA is also now providing near real-time information for global chlorophyll levels, cloud fraction and snow cover. Even though I probably will not use this information in real life, this information about sea temperature, chlorophyll...