Sentences with phrase «measure earthshine»
One method to determine the Earth's albedo is to measure earthshine.
https://skepticalscience.com/ Not exact matches
Is this, 64w / m ^ 2, perhaps a measure of that portion of the blackbody radiation energy emitted from the earth («earthshine») that is blocked by the saturated H2O absorption spectrum as opposed to the relative ability of any given parcel of air to capture or export heat via the H2O photon radiation path?
Project Earthshine (Earthshine is the ghostly glow of the dark side of the Moon) has been measuring changes of the terrestrial albedo in relation to cloud coverage data; according to cloud coverage data available since 1983, the albedo of the Earth has decreased from 1984 to 1998, then increased up to 2004 in sync with the Mean Global Temperature.
Figure 3: Earth albedo anomalies as measured by earthshine.
Earthshine has been measured at the Big Bear Solar Observatory since November 1998 (with some measurements in 1994 and 1995).
The most surprising info in this post is that earthshine was used to measure Earth's albedo.