3 Quotes

Charles Darwin

"Naturalist continually refer to the external conditions, such as climate, food, etc, as the only possible cause of variation"

Source: Charles Darwin. The Origin of Species. Stilwell: Digireaders.com Publishing, 2007. 16.




Stephen Hawkings

"Our population and our use of the finite resources of planet Earth are growing exponentially, along with our technical ability to change the environment for good or ill"

Source: "Stephen Hawking asks Big Questions about the Universe", Online video clip. TED (accessed 19/04/10)





Nicole Kuepper

"I believe it is important that we look into appropriate technologies by taking high-tech processes like the manufacture of solar cells and making them applicable to low-tech environments"

Source: http://stelr.org.au/nicole-kuepper (accessed 19/04/10)