Tag Archives: invasive species

Scanning the Internet for Ecological Early Warnings

If Google Flu Trends can, why can’t we? The possibility to mine large amounts of individual reports and local news posted on the Internet as early warning signs of pending epidemic outbreaks has been a part of global epidemic governance … Continue reading

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Volcano and global environmental surprise

Volcano eruption is certainly one, but which are other possible global surprises? In 1994, the Aspen Global Change Institute organized a two week workshop on global environmental surprise. The results from this workshop can be found in Stephen H. Schneider and … Continue reading

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Ecological Imperialism during the Cold War

During the Cold War there was a a faint reprise of the Columbian Exchange.  Science Now reports on a study by François Chiron and others in Biological Conservation (doi:10.1016/j.biocon.2009.10.021) in Cold War Split Birds, Too in ScienceNOW: The Cold War … Continue reading

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Elimination of cats drives trophic cascade

A new paper in the Journal of Applied Ecology (Bergstrom et al (2009). Indirect effects of invasive species removal devastate World Heritage Island, doi: 10.1111/j.1365-2664.2008.01601.x) describes how, on Macquarie Island, an important breeding location for several species of penguin, the … Continue reading

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Mammals better invaders than birds

Journal Watch Online reports an interesting finding: According to the “tens rule”, roughly ten percent of introduced species become established and ten percent of those become invasive. Only it doesn’t hold for mammals or birds, according to Jonathan Jeschke’s study, … Continue reading

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