http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. The culling of some 140 kangaroos on one of Australia's most famous race car tracks prompted outrage Friday from environmentalists and animal rights activists. http://www.physorg.com/news173715641.html Biology Fri, 02 Oct 2009 21:10:01 EST news173715641 A comparative study of the energy requirements of kangaroos and sheep has concluded roos have far less impact on the environment than once thought. http://www.physorg.com/news161752427.html Space & Earth Sun, 17 May 2009 04:14:54 EST news161752427 As concerns about the effects of global warming continue to mount, a new study published in the December issue of Physiological and Biochemical Zoology finds that an increase in average temperature of only two degrees Celsius could have a devastating effect on populations of Australia's iconic kangaroos. http://www.physorg.com/news143287047.html Space & Earth Wed, 15 Oct 2008 10:57:27 EST news143287047