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University of Minnesota researchers are a key step closer to making renewable petroleum fuels using bacteria, sunlight and dioxide, a goal funded by a $2.2 million United States Department of Energy grant.

Containers made from plastics are used in most traditional greenhouse operations. While plastic containers are practical, strong, and can be formed to any size, shape, or color, the extensive use of these petroleum-based containers creates significant waste disposal problems for the greenhouse industry and consumers. One example: a 2008 report found that a typical greenhouse operation in California discards over 3560 pounds of plastic trays, flats, and containers annually.