How soils changed life on Earth
For the first 4 billion years of Earth's existence, its continents were dusty, barren and rocky landscapes similar to the surface of Mars. But, around 500 million years ago, this all changed.
For the first 4 billion years of Earth's existence, its continents were dusty, barren and rocky landscapes similar to the surface of Mars. But, around 500 million years ago, this all changed.
Evolution
Apr 18, 2023
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Bacterial communities in soil play a key role in carbon (C) and nutrient cycling. It is not clear how geographic divergence in bacterial community composition depends on soil depth, which processes underlie community assembly, ...
Ecology
Dec 23, 2021
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Wright State University researchers have discovered a formula that accurately predicts the rate at which soil develops from the surface to the underlying rock, a breakthrough that could answer questions about greenhouse gases ...
General Physics
Oct 30, 2014
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For years, many scientists believed that forest tree lines on mountains everywhere would shift to higher elevations as the planet's temperature increased due to global warming.
Environment
Apr 11, 2013
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(Phys.org)—Mid-elevation forests - those between approximately 6,500 to 8,000 feet (1,981 to 2,438 meters) in elevation - are the most sensitive to rising temperatures and changes in precipitation and snowmelt associated ...
Environment
Sep 27, 2012
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Elevated carbon dioxide concentrations can increase carbon storage in the soil, according to results from a 12-year carbon dioxide-enrichment experiment at Oak Ridge National Laboratory.
Environment
Mar 5, 2012
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(PhysOrg.com) -- Building a new ski run by bulldozing a mountainside rather than only cutting its shrubs and trees is far more damaging ecologically, yet might offer only a week's earlier start to the downhill season, says ...
Environment
Dec 21, 2009
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Field sampling combined with laboratory analysis is the most commonly used approach to obtain deep soil organic carbon (SOC) data and has been widely applied for more than a century. This approach provides the most accurate ...
Earth Sciences
Apr 20, 2023
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On 28 February 2019, 'Mole' fully automatically hammered its way into the Martian subsurface for the first time. In a first step, it penetrated to a depth between 18 and 50 centimetres into the Martian soil with 4000 hammer ...
Space Exploration
Mar 4, 2019
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122
Cereal grains such as wheat and barley are viable alternative hay crops and can provide valuable grazing opportunities. Due to drought resistance, good yields and ability to break pest cycles of perennial crops, annual forages ...
Environment
Jun 24, 2011
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