"The alcohol in silage can drive significant ozone formation, exceeding the contribution from tailpipe emissions."

"The U.S. Supreme Court is considering genetically engineered crops for the first time, in a case that has divided conventional and organic farmers."

"A tiny Asian fly that is new to North America is threatening much of the West Coast fruit industry and has been detected in Florida too, warn state and federal agricultural experts."

"Nutrients in manure and synthetic fertilizers deplete oxygen in streams while fecal bacteria are posing health risks."
 

"Weeds are developing resistance to the herbicide that genetically engineered crops are designed to tolerate, finds the first major assessment of how biotech crops are affecting all U.S. farmers, released today by the National Research Council."

"The National Organic Program's failure to promptly follow through on investigations has allowed some companies to continue falsely advertising products as organic for years and let one company off the hook entirely, according to an audit released yesterday by the inspector general of the U.S. Agriculture Department."

"A federal judge on Tuesday said farmers could harvest their genetically engineered sugar beets this year, ruling that the economic impact would be too great if the crop were to be destroyed."

"Farmers say consolidation in the industry means they're forced to buy more costly seeds. But Monsanto, the world's largest seed firm, says competition 'is alive and flourishing.'"

Those who sold their land to the massive Premium Standard hog-feeding operation in northern Missouri or went to work for it loved it. Those whose property was next door generally did not.

"Natural food advocates are optimistic that the government is committed to a meaningful certification process. They point to an edict that livestock must graze on pasture at least four months a year."

"The federal government will maximize enrollment in the land-idling Conservation Reserve, said Agriculture Secretary Tom Vilsack, a policy that would reduce U.S. cropland by 1.5 percent if successful."
 

"Drought-stricken farmers and cities across California were granted a measure of relief on Friday when federal and state officials said they expected to supply significantly more water this year than last."

"Manure is nitrogen rich, which makes it a great fertilizer. But by applying every last bit of ma nure to their fields, California dairy farmers—and non-dairy farmers as well—are dosing their crops with more nitrogen than the plants can absorb. The excess nitrogen is causing serious air and water pollution problems and may even be threatening the health of the soil."

"In this special Grist series, we’ll be looking at where synthetic nitrogen comes from and what our reliance on it is doing to our health and to the health of our waterways and climate. We’ll also be looking at ways in which synthetic nitrogen can be used more wisely—and, as much as possible, phased out."

"Faced with stiff resistance from ranchers and farmers, the Obama administration has decided to scrap a national program intended to help authorities quickly identify and track livestock in the event of an animal disease outbreak."