Jorden i tal

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Jorden i tal kildeliste:

Short description above left, "23.59.56" and water share on Earth in blue box, below right: Synthetis Report, International Science Congress Climate Change, Copenhagen 09, Earth (2003), Gerhard Neumann, Willard J. Pierson: Principles of physical oceanography.

Inner Earth, below left: Earth (2003), Videnskabens Univers (2009) "2500 metres of water" in blue box, below right: Den dynamiske jord, GEUS, Dansk Rumcenter "160 metres sea level difference" in blue box, below right: Earth (2003) Tonga Plate moving 24 cm / year: Den dynamiske jord, GEUS, Dansk Rumcenter, Læs mere om Den dynamiske jord

Energy from the Sun in 1 hour: Ingeniøren 17.4.09.

10 million species on Earth: Press release from the University of Gothenburg, Sweden.
Number of ants: The Superorganism, Berret Hölldobler and E. O. Wilson.

21.000.000.000.000.000.000 air molecules: Danmarks Natur, vol. 2, p. 21.

Satellites and space debris:
www.esa.int/esaMI/Space_Debris/SEMQQ8VPXPF_0.html

Bouvet Island:
http://www.britannica.com

Remotest place on Earth: European Commission's Joint Research Centre in Ispra, Italy, World Bank, http://www.universetoday.com/2009/04/20/where-is-the-most-remote-location-on-earth

Australian railway: www.satellite-sightseer.com/id/5742

http://en.wikipedia.org/wiki/Nullarbor_Plain

Deepest drilling:
Videnskabens Univers (2009), http://www.wired.com/science/discoveries/multimedia/2008/08/gallery_kola_borehole

New Guinea languages: The Cambridge encyclopedia of Languages, p. 319.

Box on population development:
www.maps.grida.no/go/graphic/world_population_development

www.census.gov/ipc/www/worldhis.html

"19752 metres":
http://webecoist.com/2009/01/21/extreme-places-on-planet-earth/

Albedo of the Earth: Albedo of the Earth: http://earthobservatory.nasa.gov/IOTD/view.php?id=5484

Fundy Bay: www.bayoffundy.com/highesttides.aspx

Temperature differences:http://en.wikipedia.org/wiki/Temperature

Forest, sea and agricultural area pr. capita:
UNEP Year Book 2009
http://www.fao.org/forestry/foris/data/fra2005/kf/common/GlobalForestA4-ENsmall.pdf

Gerhard Neumann, Willard J. Pierson: Principles of physical oceanography