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Dingo rules – both kangaroos and nutrient supplies.
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Dingo rules – both kangaroos and nutrient supplies.

The Outback is not the first place you expect some great research, but the discovery that dingoes affect the whole ecosystem of Australia’s back yard is educational for many and instructive for all. The cycling of nutrients is always studied with respect to th...
Extinction or habitat management – the stark choice
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Extinction or habitat management – the stark choice

The large animals we still have with us on the planet are the most vulnerable to habitat fragmentation. Although this may see obvious, the loss of species has been studied frequently since the production of the interesting Madingley Model simulation of ecosyst...
The Polar Bear Future-what can we conserve?
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The Polar Bear Future-what can we conserve?

Polar bears are simply overgrown Kodiak grizzlies who were bleached by their genes. If that is your opinion, then you could wait a couple of million years for another speciation. On the other hand, it looks fairly certain that we will lose the habitat of sea-i...
One positive change, but emissions give centuries of rising sea-levels
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One positive change, but emissions give centuries of rising sea-levels

Kirsten Zickfeld of Simon Fraser University in British Columbia leads a formidable triumvirate, combining youth and experience, in writing a PNAS paper on "Centuries of thermal sea-level rise due to anthropogenic emissions of short-lived greenhouse gases." Thi...