But since energy crops first stirred agricultural excitement there's been controversy over the impact of using land to grow crops to burn.
Australia has produced some of its biggest agricultural crops in times of greatest drought.
The West could help in supplying seeds for new agricultural crops and equipment for food processing.
Ozone in the lower atmosphere (troposphere) is regarded as a serious pollutant that can cause respiratory problems, and even damage masonry and agricultural crops.
With China and other emerging markets rebounding, demand for oil, copper, corn and other agricultural crops will outstrip supply at least for the near term.
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Environmental baselines to enable an assessment of the degree of contamination of soils and agricultural crops by heavy metals have not been established in the majority of African countries.
Bats eat mosquitoes and insects that destroy agricultural crops.
Some developers are now looking to generate energy by burning straw, which the UK has an abundant supply of and which, as a by-product of agricultural crops, does not have an impact on the food verses fuel debate currently engulfing the biofuel industry.
Sena was one of many workers hired to help slash and burn land in Mato Gross state to make room for crops on Brazil's agricultural frontier.
MADERA, Calif. (AP) After Paulino Mejia crossed the border illegally into the U.S. in 1980, he picked grapes, peaches and other crops in California's agricultural heartland, lived in crowded rental housing, hid from immigration agents and sent paychecks to family in his native Mexico.
The enthusiasm he shared with George W. Bush for biofuels made from agricultural waste rather than crops has also proved misplaced.
For biotech has now shown that there are differences between the molecular biology of sustainably grown crops and those grown using modern agricultural techniques.
We earned their business and achieved what we set out to achieve: unit volume growth in our core crops, a successful implementation of our agricultural productivity strategy and sustained cost-discipline across our operations.
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But Big Oil, Big Ethanol and tiny start-ups like Verenium have all failed to meet federal mandates for so-called advanced biofuels, fuels produced with agricultural waste or dedicated fuel crops like switchgrass instead of from edible grains like corn.
There is even some concern that the revenge of the weeds will cause agricultural yields to fall for some crops.
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Landowners can resist reform by going to the courts, going to their friends, hiring guards, raising cattle instead of crops or reclassifying their property as industrial rather than agricultural.
In some countries, such as the Philippines, the government is keen to push ahead with the adoption of GM crops in order to safeguard the competitiveness of the agricultural sector, but faces public resistance.
Even if the country did increase its bioenergy crops and started doing a better job of collecting agricultural wastes for use as cellulosic ethanol feedstocks, the cost of biofuel production is still higher than the market would likely tolerate.
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And how do we measure performance across our kaleidoscopic portfolio comprised of hundreds of small and growing agricultural businesses producing more than a dozen different crops across more than 30 countries in Africa and Latin America?
In the agriculture sector alone, Monsanto and its competitors are spending billions of dollars annually on agricultural biotechnology research, pursuing traits that make crops higher yielding and more resistant to various environmental stresses, and to make grains with increased nutritional value.
As the briefing explains, Brazil's progress has been underpinned by the state agricultural-research company and pushed forward by GM crops.
Though GM crops still represent only a fraction of the world's agricultural output, their planting is growing at double-digit annual rates.
Moreover, demand for poppy-growers has driven agricultural wages out of the reach of farmers growing legal crops.
In addition to the discomfort and potential danger, the heat could wreak havoc on crops, especially corn, said Chad Hart, assistant professor of agricultural economics at Iowa State University.
The earnings beat was not enough to shore up interest in the stock, as agricultural yield losses abroad in 2010 have pressured many farmers to switch to crops in high demand this year.
For the last several years, he has led engagements focused on identifying challenges and opportunities across the agricultural market and supply chain in sub-Saharan Africa, including cash crops (for export), staples, and horticulture.
The first of these NSF-funded citizens groups tackled regulatory policy toward agricultural biotechnology and recommended that the government tighten regulations for cultivating genetically engineered crops, including a new requirement that the foods from these crops be labeled to identify them for consumers.
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We reform agricultural subsidies -- subsidies that a lot of times pay large farms for crops that they don't grow.
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It specializes in so-called nonrow agricultural chemicals--herbicides and pesticides for fruit and nut trees instead of crops like corn grown in rows.
But this year the primary corn (maize) and soyabean agricultural belt has been hard hit by the drought of the past three months: crops, pastures and rangeland have deteriorated at a rate rarely seen in the past 20 years.
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