clathrate
91Carbon sink — A carbon sink is reservoir of carbon that accumulates and stores carbon for an indefinite period. The main natural sinks are: # Absorption of carbon dioxide by the oceans # Photosynthesis by plants and algae The process by which carbon sinks… …
92Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth   …
93Greenhouse effect — The Greenhouse effect refers to the change in the thermal equilibrium temperature of a planet or moon by the presence of an atmosphere containing gas that absorbs infrared radiation. [ [http://www.ipcc.ch/pdf/assessment report/ar4/syr/ar4 syr… …
94Ice — This article is about water ice. For the broader concept of ices as used in the planetary sciences, see volatiles. For other uses, see Ice (disambiguation) …
95Ice age — An ice age is a period of long term reduction in the temperature of the Earth s surface and atmosphere, resulting in an expansion of continental ice sheets, polar ice sheets and alpine glaciers. Glaciologically, ice age is often used to mean a… …
96Lipid — Structures of some common lipids. At the top are oleic acid[1] and cholesterol.[2] The middle structure is a triglyceride composed of oleoyl, stearoyl, and palmitoyl chains at …
98Polychaete — Taxobox fossil range = Cambrian (or earlier?) present name = Polychaetes image width = 250px image caption = A variety of marine worms : plate from Das Meer by M. J. Schleiden (1804–1881). regnum = Animalia phylum = Annelida classis = Polychaeta… …
99Paleoclimatology — (also Palaeoclimatology) is the study of climate change taken on the scale of the entire history of Earth. It uses records from ice sheets, tree rings, sediment, and rocks to determine the past state of the climate system on Earth. Reconstructing …
100Oberon (moon) — For other uses, see Oberon (disambiguation). Oberon The best Voyager 2 image of Oberon, obtained on January 24, 1986 Discovery D …
