longwave radiation

By admin_wla | Tue, 4 Feb 2014 - 12:13
The radiation emitted in the spectral wavelength greater than 4 micrometers corresponding to the radiation emitted from the Earth and atmosphere. It is sometimes referred to as 'terrestrial radiation' or 'infrared radiation,' although somewhat imprecisely. Source: NASA (http://earthobservatory.nasa.gov/Glossary)