Vegetables under plastic

Weighing the costs and benefits of plastic vegetable greenhouses over conventional vegetable production. By Liza Lester, ESA communications officer The USDA Natural Resources Conservation Service offers “seasonal high tunnel” kits as part of a three year trial to assess the potential of the plastic houses for conserving water and soil, reducing pesticide use, and improving yields for small farmers. Credit, NRCS. THE economic benefits,...

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Insect-eating not (just) for the birds

Nutritious, chemical-free and all-natural, insects are featured as the main protein several Latin American, Asian and African countries. For example, in the Santander region of Colombia, leaf-cutter ants (called “hormigas culonas”) are sometimes eaten roasted, salted and have a slightly acidic taste. Mopane worms—the caterpillar for the moth Gonimbrasia belina—are popular in Botswana and are served dried or rehydrated with sauces and other ingredients.

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