When the forestry machines have finished extracting timber, what is left are tops and branches – waste which cannot be used. However, according to researchers, it is possible to turn these heaps of lopwood into high-quality ...
Energy & Green Tech
Jun 23, 2014
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In the latest advance in efforts to find an inexpensive way to make hydrogen from ordinary water—one of the keys to the much-discussed "hydrogen economy"—scientists are reporting that powder from high-grade charcoal and ...
Materials Science
Aug 28, 2013
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It may be the 21st century, but nearly half the world's population still cooks and heats with open fires or primitive stoves that burn wood, animal dung, charcoal and other polluting solid fuels. The article in the ACS journal ...
Environment
May 1, 2013
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(Phys.org) —Scientists have uncovered one of nature's long-kept secrets—the true fate of charcoal in the world's soils. The ability to determine the fate of charcoal is critical to knowledge of the global carbon budget, ...
Earth Sciences
Apr 18, 2013
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About 66 million years ago a mountain-sized asteroid hit what is now the Yucatan in Mexico at exactly the time of the Cretaceous-Paleogene (K-Pg) mass extinction. Evidence for the asteroid impact comes from sediments in the ...
Earth Sciences
Mar 26, 2013
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(Phys.org)—Extraordinary evidence showing that Stone Age people were more than just hunters has been found at a threatened archaeological site on the Severn Estuary.
Archaeology
Jan 4, 2013
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Hassan Hussein cuts down 40 trees every month to fuel his charcoal business, fully aware of the impact his action has on the environment.
Environment
Nov 19, 2012
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Ancient pollen and charcoal preserved in deeply buried sediments in Egypt's Nile Delta document the region's ancient droughts and fires, including a huge drought 4,200 years ago associated with the demise of Egypt's Old Kingdom, ...
Earth Sciences
Aug 16, 2012
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(Phys.org) -- A variety of public health issues plague the refugees from Burma living on the Thai border, not the least of which is drinking water contaminated by bacteria and pesticides. Yet few low-cost, sustainable and ...
Environment
Jul 18, 2012
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An archaeologist says he found the oldest piece of rock art in Australia and one of the oldest in the world: an Aboriginal work created 28,000 years ago in an Outback cave.
Archaeology
Jun 18, 2012
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