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With world food demands growing at unprecedented rates, biotechnology has taken a giant step into the future: genetic engineering. Not only do genetic modifications aim to increase crop production, but also enhance nutrient values and decrease pesticide applications. However, not all consumers see genetic engineering as a positive step. In fact, many are actually opposed to it. The most common complaints are centered on safety issues, as long term effects of genetically modified foods in terms of both health and the environment are largely unknown. As a double major in Environmental Studies and Biology at St. Olaf College, I thought it would be interesting to look at some of the controversies surrounding genetically modified organisms, specifically in terms of product labeling. I wanted to research some background information and public opinions throughout the United States through a literature review; however, I also wanted to bring it all home to Northfield. I attempted to gain a more local perspective through interviews to local farmers, grocers, and consumers (St. Olaf students).
How to genetically modify food: According to Dave Starck (of Monsanto), there are two basic ways of splicing genes into a plant. You can either infect it with agrobacterium (a pathogen that switches DNA with the plant’s nucleus) or shoot it with a gene gun (literally). This process is actually not entirely consistent; the gene transfer takes somewhere between 10-90% of the time. There are thousands of possible outcomes (Pollan 2001: 207-209). Examples of GMOs: Monsanto
Bayer CropScience:
BASF
All photographs taken by the author, Sarah Roach |
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