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   Greenhouse Effect and Climate Change
CO2-Emissionen
Only 10 countries are responsible for about two thirds of the global carbon dioxide emissions. The global emissions from fuel combustion have doubled since the end of the 1960s and increased 10 times since beginning of the last century. If this trend continues extreme climate changes are unavoidable. more...

(12-2009)

Kyoto protocol: commitments and reality (12-2008)

Specific carbon dioxide emissions of various fuels


   Renewable Energies in Germany
Wind power plants
In Germany, the installed capacity of renewable power stations has increased significantly during the last years. Since the year 2004 the installed renewable capacity in Germany is higher than the nuclear power capacity. more...

(04-2010)

Renewable Electricity Generation in Germany (01-2010)


   Miscellaneous
Sunset
The sun is the center point of our sun system and origin of all life. Even the fossil energy sources are stored solar energy. Most of the renewable energy sources also come directly or indirectly from the sun. The following table compares the most important data of sun and earth. more...


Conversion factors for units of energy

Calculation of the position of the sun, sunrise and sunset (Tool)

Units of energy calculator (Tool)

US to metric unit converter (Tool)



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