Deserts 'greening' from rising CO2
Increased levels of carbon dioxide (CO2) have helped boost green foliage across the world's arid regions over the past 30 years through a process called CO2 fertilisation, according to CSIRO research.
Increased levels of carbon dioxide (CO2) have helped boost green foliage across the world's arid regions over the past 30 years through a process called CO2 fertilisation, according to CSIRO research.
Environment
Jul 3, 2013
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Often viewed as wild, naturally pristine and endangered by human encroachment, some of the African savannah's most fertile and biologically diverse wildlife hotspots owe their vitality to heaps of dung deposited there over ...
Environment
Aug 29, 2018
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270
Why aren't there more lions? That was what puzzled McGill PhD student Ian Hatton, when he started looking at the proportion of predators to prey across dozens of parks in East and Southern Africa. In this case, the answer ...
Ecology
Sep 3, 2015
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Most Australians are familiar with the cute, nectar-loving sugar glider (Petaurus breviceps), a marsupial denizen of forests in eastern and northern Australia.
Plants & Animals
Jul 17, 2020
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Contrary to the belief of many scientists (as well as many members of the public), new research confirms that Africa has twonot onespecies of elephant. Scientists from Harvard Medical School, the University of ...
Plants & Animals
Dec 21, 2010
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The world's open grasslands and the beneficial fires that sustain them have shrunk rapidly over the past two decades, thanks to a massive increase in agriculture, according to a new study led by University of California, ...
Earth Sciences
Jun 29, 2017
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(PhysOrg.com) -- Two recent studies have found that environmental changes can bring previously stable forests and grasslands to tipping points that produce sudden large-scale and sometimes irreversible changes in which forest ...
Elephants and maybe rhinoceroses could be introduced to Australia to chomp on an invasive African grass that also causes wildfires, according to an idea reported in a scientific journal on Wednesday.
Ecology
Feb 1, 2012
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Since he was 14, Al-Amin has tapped gum arabic, the resin of an acacia tree that thrives in Sudan's conflict states -- "manna" from heaven for some, a key ingredient in Coca-Cola for others.
Environment
Nov 25, 2011
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The Earth's grasslands and savannas are experiencing a major transformation as woody plants, such as trees and shrubs, have begun to dominate arid lands around the globe. While ecologists document this dramatic change in ...
Environment
Jun 22, 2012
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