News tagged with croplands

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New study predicts future consequences of a global biofuels program

New study predicts future consequences of a global biofuels program

Space & Earth / Environment

created Oct 22, 2009 | popularity 5 / 5 (3) | comments 2

A report examining the impact of a global biofuels program on greenhouse gas emissions during the 21st century has found that carbon loss stemming from the displacement of food crops and pastures for biofuels ...


In search of wildlife-friendly biofuels

In search of wildlife-friendly biofuels

Biology / Ecology

created Oct 01, 2009 | popularity 1 / 5 (1) | comments 1

When society jumps on a bandwagon, even for a good cause, there may be unintended consequences. The unintended consequence of crop-based biofuels may be the loss of wildlife habitat, particularly that of ...


Web-based program designs more efficient farm terrace layouts

Technology / Engineering

created May 21, 2009 | popularity 5 / 5 (1) | comments 0

From the time of the Babylonians to the Incas, terracing has been used to prevent water from eroding steep and hilly croplands. Designing terrace layouts can be time consuming and labor intensive. Now, University of Missouri ...


Cropland diversity reduces nitrogen pollution

Space & Earth / Environment

created Feb 11, 2009 | popularity 5 / 5 (1) | comments 1

LSU researchers have identified a link between the diversity of crops grown in farmlands and the pollution they create in lakes and rivers. In a Frontiers in Ecology and the Environment e-View paper, these ecologists show t ...





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Doubling Vehicle Fuel Efficiency Could Cut Carbon Dioxide Emissions by 10 Percent

Space & Earth / Environment

created Jan 24, 2007 | popularity 5 / 5 (3) | comments 0

In his State of the Union address tonight, President George W. Bush is expected to call for Americans to slash gasoline consumption by up to 20 percent by 2017.


Abandoned farmlands are key to sustainable bioenergy

Technology / Energy

created Jun 23, 2008 | popularity 4 / 5 (7) | comments 0

Biofuels can be a sustainable part of the world's energy future, especially if bioenergy agriculture is developed on currently abandoned or degraded agricultural lands, report scientists from the Carnegie Institution and ...


Changes in agricultural practices could help slow global warming

Changes in agricultural practices could help slow global warming

Space & Earth /

created Mar 23, 2006 | popularity 3.8 / 5 (5) | comments 0

Farmers who plant more crops, increase irrigation coverage and till the land less can have a profound effect on climate. Climate scientists from Lawrence Livermore National Laboratory found that models that ...


Biofuels boom could fuel rainforest destruction, researcher warns

Space & Earth / Environment

created Feb 14, 2009 | popularity 4.6 / 5 (10) | comments 4

Farmers across the tropics might raze forests to plant biofuel crops, according to new research by Holly Gibbs, a postdoctoral researcher at Stanford's Woods Institute for the Environment.


Tracking poultry litter phosphorus: Threat of accumulation?

Space & Earth / Environment

created Jan 28, 2009 | popularity 4 / 5 (1) | comments 0

The Delmarva Peninsula, flanking the eastern shore of the Chesapeake Bay, is home to some 600 million chickens. The resulting poultry manure and some of the chicken house bedding material is usually composted and then spread ...


Intensity of human environmental impact may lessen as incomes rise, analysis suggests

Other Sciences / Other

created Aug 20, 2008 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- The richer you are, the more of the world’s resources you can afford to consume. But in many parts of the world, rising incomes are not having the proportionate effect on energy consumption, croplands and ...


Land conversion and climate threaten land birds

Biology /

created Jun 05, 2007 | popularity 5 / 5 (1) | comments 0

Land conversion and climate change have already had significant impacts on biodiversity and associated ecosystem services.Using future land-cover projections from the recently completed Millennium Ecosystem Assessment, Walter ...


No place like home: Africa's big cats show postcode preference

Biology / Ecology

created Oct 09, 2009 | popularity 4.5 / 5 (2) | comments 0

The secret lives of some of Africa's iconic carnivores, including big cats, are revealed in a new study in Animal Conservation, today.


US rush to produce corn-based ethanol will worsen 'dead zone' in Gulf of Mexico

Space & Earth / Environment

created Mar 10, 2008 | popularity 4.5 / 5 (38) | comments 6

The U.S. government’s rush to produce corn-based ethanol as a fuel alternative will worsen pollution in the Gulf of Mexico, increasing a “Dead Zone” that kills fish and aquatic life, according to University of British Columbia ...


Ethanol vs. Electricity

Ethanol vs. Electricity: Biomass converted into electricity could be more efficient than ethanol (w/Video)

Technology / Energy

created May 07, 2009 | popularity 3.7 / 5 (10) | comments 11

(PhysOrg.com) -- Concerns over petroleum gas prices and long-term effects of greenhouse gas emissions on the environment have prompted scientists to look for alternative renewable energy sources for transportation ...



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