date:Sep 24, 2012
mum requirements are anywhere near sufficient. Consider the chemical chlorpyrifos, an insect-killing organophosphate that has been approved for use in conventional American agriculture for more than four decades.
In 2009, more than one million pounds of this pesticide were used in California alone. Yet according to researchers at the Columbia University Mailman School of Public Health, minimal chlorpyrifos exposure, even at very low levels consistent with standard agriculture use, has been prov