Posted on June 28, 2012


Very interesting and important ways to think about conesrving resources. And how human greed can get in the way.


Australia is now overrun with damaging African gamba grass that exacerbate wildfires. Almost impossible to eradicate without copious amounts of equally damaging chemical pesticides, these invasive plants may require fresh thinking, says Professor David Bowman, a professor of environmental change biology at the University of Tasmania. His solution: Bring in African elephants, zebra, or rhinoceros to control these species. This approach could also help ensure there are multiple populations of increasingly rare elephants and rhinos, which are still hunted across Africa. The Australian outback could become a kind of ark.

According to The Guardian, the giant African gamba grass was brought in to feed livestock in the 1930s. In fact, a team of Australian ecologists searched for plants throughout Africa and decided to test these out. Now, they are nearly uncontrollable, providing “dangerous fuel for wildfires” across northern and central Australia.

In an interview, Bowman explained: “Most of these grasses…

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