Daily Archives: April 17, 2008

A Clearer Picture of Global Warming

Continuous GPS stations in Greenland could improve our understanding of melting ice sheets. Earth signs: A one-meter tall station (above) was installed last Thursday near Ilulissat to measure how much the earth’s crust rebounds as the ice sheet melts. Such … Continue reading

Posted in Global Warming, GPS | 1 Comment

Electromagnetic Spectrum: Transmittance, Absorptance, and Reflectance

 Some objects are capable of transmitting the light through their bulk without significant diminution (note how the beam bends twice at the medium 1/medium 2 interface but emerges at the same angle as entry). Other materials cause the light energy … Continue reading

Posted in Remote Sensing 101 | Tagged | Leave a comment