Three myths about genetically modified crops

GM crop technologies have seen dramatic uptake in the past 20 years.

It can be hard to see where scientific evidence ends and dogma and speculation begin in the debate over genetically modified (GM) foods and crops. In the almost 20 years since they were first commercialized, GM crop technologies have seen dramatic uptake. Advocates say that they have increased agricultural production by more than US$98 billion and saved an estimated 473 million kilograms of pesticides from being sprayed. But critics question their environmental, social and economic impacts.



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Round-Up Resistant Weeds Pose a Threat to Farmers


A certified crop adviser and agronomist looks for weeds resistant to glyphosate.

For 15 years, Eddie Anderson, a farmer, has been a strict adherent of no-till agriculture, an environmentally friendly technique that all but eliminates plowing to curb erosion and the harmful runoff of fertilizers and pesticides.


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