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Green is also a term used to refer to environmentally friendly products. So ''green'' energy could be [[hydroelectric]] for instance, instead of [[fossil fuels]].
Green is also a term used to refer to environmentally friendly products. So ''green'' energy could be [[hydroelectric]] for instance, instead of [[fossil fuels]].
The color green corresponds to wavelengths of 520 nanometers to 565 nanometers in the electromagnetic spectrum.<ref>http://hyperphysics.phy-astr.gsu.edu/hbase/vision/specol.html#c1</ref>
== References ==
{{reflist|2}}
[[Category: Colors]]
[[Category: Colors]]