Articles Posted in the Earth – Climate Category
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Seismic Hazard: Stateline Fault System Is Major Component Of Eastern California Shear Zone
The 200-km (125 miles)-long Stateline fault system is a right-lateral strike-slip fault zone with clear Late Quaternary surface ruptures extending along the California-Nevada state line, from Primm, Nevada area along Interstate 15 to the Amargosa…
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Hidden Details of Earth’s Atmosphere Revealed By Orbiting Spacecraft
Watching the stars set from the surface of the Earth may be a romantic pastime but when a spacecraft does it from orbit, it can reveal hidden details about a planet’s atmosphere. The technique is…
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Parrotfish Critical To Coral Reefs: Permanent Damage Likely Unless Urgent Action Taken, Scientists Warn
Coral reefs could be damaged beyond repair, unless we change the way we manage the marine environment. New research by the Universities of Exeter and California Davis, published November 1, 2007 in Nature, shows how…
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Researchers find origin of ‘breathable’ atmosphere half a billion years ago
Ohio State University geologists and their colleagues have uncovered evidence of when Earth may have first supported an oxygen-rich atmosphere similar to the one we breathe today.The study suggests that upheavals in the earth’s crust…
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Mineral ages show Blue Mountain rocks related to Klamath, Sierra Nevadas
New evidence, based on mineral dating, suggests that rocks of the Blue Mountains, the oldest geological formation in Oregon, may have been derived from the Klamath and Sierra Nevada mountain chains, University of Oregon researchers…
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Harmful Byproducts Of Fossil Fuels Could Be Higher In Urban Areas
Nitrogen oxides, the noxious byproduct of burning fossil fuels that can return to Earth in rain and snow as harmful nitrate, could taint urban water supplies and roadside waterways more than scientists and regulators realize,…
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Invasive Plant Secretes Acid To Kill Nearby Plants And Spread
The invasive strain of Phragmites australis, or common reed, believed to have originated in Eurasia, exudes from its roots an acid so toxic that the substance literally disintegrates the structural protein in the roots of…
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Invasion Is Backbreaking Work For Australia’s Cane Toads
For the first time researchers have turned their attention onto the health effects of invasion on our old friend the cane toad, revealing that they are suffering from severe spinal arthritis brought on by the…
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Genetically Engineered Poplar Plants Disarm Toxic Pollutants 100 Times Better Than Controls
Scientists since the early ’90s have seen the potential for cleaning up contaminated sites by growing plants able to take up nasty groundwater pollutants through their roots. Then the plants break certain kinds of pollutants…
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Fortifying Feed With Biodiesel Co-products
Biofuel research isn’t just a matter of finding the right type of biomass—corn grain, soybean oil, animal fat, wood or other material—and converting it into fuel. Scientists must also find environmentally and economically sound uses…