From Celesias: Keyhole Gardens Lock Out Starvation in Lesotho.
Sometimes, the best solutions are low-tech. For example, in the tiny African country of Lesotho, a simple organic gardening technique called "keyhole gardening" is allowing people to produce enough vegetables to nourish their families without having to invest in costly technology, fuel, fertilizer or pesticides. As the BBC reported on June 3, a number of NGO’s have been teaching people how to use this technique in Lesotho, with incredibly promising results. A keyhole garden is a raised bed shaped like a keyhole and walled in by stone. In the center, a basket made from sticks and straw holds manure and later, vegetable scraps for compost. The garden is watered primarily through the basket in the center, which distributes the nutrients from the compost to the plants.
This gardening system has several advantages: [continue]