New research that relied in part on satellite images suggests that cheatgrass, an invasive species brought west by settlers in the 1800s, is one cause for the larger, hotter and more frequent range fires experienced recently ...
Environment
Dec 5, 2012
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The American West has seen a recent increase in large wildfires due to droughts, the build-up of combustible fuel, or biomass, in forests, a spread of fire-prone species and increased tree mortality from insects and heat.
Environment
Feb 14, 2012
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A 23-year study of dry sclerophyll forests in south-eastern NSW has thrown new light on the role of fire in the landscape.
Environment
Jan 25, 2012
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A new study from the Department of Environment and Conservation suggests long-term modern fire regimes could pose a threat to WA mistletoes (Loranthaceae sp).
Environment
Dec 19, 2011
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New data, published today, disproves the recent theory that a large comet exploded over North America 12,900 years ago, causing a shock wave that travelled across North America at hundreds of kilometres per hour and triggering ...
Space Exploration
Jan 26, 2009
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