Satellite maps helped an important archaeological discovery: The new data from NASA'a AIRSAR satellite reveals that Cambodia's fascinating temple complex Angkor Vat was once at the center of a large urban settlement with a complex irrigation system. New analysis also shows that the demise of the city came as the result of serious enviromental failures including deforestation. Yet another lesson to take, for us 21st century folks.
A very useful reference site with a large database on countries and nations. you can create charts and graphs based on the criteria you choose and compare countries or see latest statistics.
If all goes well, the next test of the robot is expected to take place in Antarctica's Lake Bonney, where conditions are much more similar to the ice-capped environment of Europa, a moon of Jupiter's that is believed to hold an underground ocean.
The new report is expected to say this means there is "a significant probability that some large-scale events (eg deglaciation of major ice sheets) may no longer be avoided due to historical greenhouse gas emissions and the inertia of the climate system".