"The rapid adoption by U.S. farmers of genetically engineered corn, soybeans and cotton has promoted increased use of pesticides, an epidemic of herbicide-resistant weeds and more chemical residues in foods, according to a report issued Tuesday by health and environmental protection groups."

"Over the last century, the intensive use of chemical fertilizers has saturated the Earth’s soils, waters, and atmosphere with nitrogen. Now scientists are warning that we must move quickly to revolutionize agricultural systems and greatly reduce the amount of nitrogen we put into the planet's ecosystems."

"As many as 25 percent of the American farmers growing genetically engineered corn are no longer complying with federal rules intended to maintain the resistance of the crops to damage from insects, according to a report Thursday from an advocacy group."

"Food and consumer groups say the practice increases the risk of cattle becoming infected with mad cow disease. A beef industry trade group say a ban isn't needed."

"As scientists race the clock to increase food production worldwide, new trials to plant genetically-modified maize have stoked anger in Mexico, the cradle of corn."

"Many experts think pig farming presents a serious and overlooked risk to public health. Proof of that assertion -- indirect but indisputable, in the opinion of virologists -- is the 2009 H1N1 pandemic influenza."

"In the prairies of Kansas lives Wes Jackson, a man who has spent his long and rich career trying to invent a new kind of agriculture -- one that will last indefinitely."