“Facing toward the sun, spectroradiometer measures incident light, and facing toward Earth, and measures reflected light. By dividing the latter by the former you get a quantity known as albedo” (29).

A term coined by Nobel prize-winning chemist Crutzen to describe our present post-Holocene age, which is defined by man.

Defined in the UN Framework Convention on Climate Change as “A change of climate which is attributed directly or indirectly to human activity” (151).