"Urban wet markets are fertile grounds for viral transmission, experts say. Outbreaks of bird flu have already occurred."

"Fertilizer made from city sewage has been spread on millions of acres of farmland for decades. Scientists say it can contain high levels of the toxic substance."

"The nation’s largest dam removal project is nearly complete after a lengthy campaign by Native tribes to restore the river at the California-Oregon border."

"The virus is poised to become a permanent presence in cattle, raising the odds of an eventual outbreak among people."

"Recycled plastic can be more toxic than virgin plastic, yet the federal approval process to use it in food packaging is lax and leaving consumers at risk, researchers say."

"About 68 million people in Southern Africa are suffering the effects of an El Nino-induced drought which has wiped out crops across the region, the regional bloc SADC said on Saturday."

"Cattle at a Queensland feedlot were fed red seaweed for 200 days in one of the longest trials of the additive – but experts say it’s not farm-ready"

"The U.S. Department of Agriculture said on Tuesday it will expand bird-flu testing of beef entering the food supply as part of its response to the ongoing outbreak among dairy cattle, adding that U.S. beef and dairy products remain safe to consume."

"A new scientific report lends weight to consumer concerns about pesticide residues on food, presenting fresh evidence that washing fruit before eating does not remove various toxic chemicals commonly used in agriculture."