23 Jul '12, 7pm

A Limit to Gains From Genetically Engineered Cotton

A Limit to Gains From Genetically Engineered Cotton

Genetically modified cotton in a field near New Delhi. Since genetically modified cotton was introduced in India a decade ago, its popularity has skyrocketed. Last year more than seven million farmers there used insect-resistant varieties of the crop. As engineered versions of the crop have become more prevalent in India, its use has drawn sharp criticism from activists who argue that the corporations that develop and distribute modified seeds have done little to improve farmers’ yields. A recent study published in the Proceedings of the National Academy of Sciences concludes that growing genetically modified cotton instead of conventional varieties has indeed increased Indian farmers’ yields and boosted their profits. At the same time, the researchers warn that pests could evolve to reverse those gains. Farmers were first able to grow genetically modified cotton in India ...

Full article: http://green.blogs.nytimes.com/2012/07/23/a-limit-to-gain...

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