| http://www.w3.org/ns/prov#value | - Bill Thompson, editor of Architecture Landscape magazine, said the new stuff may work in arid regions but, ``it is a mixed bag because it seals off the soil.''Without a steady supply of water or sunlight, you can not have worms, insects and moisture underneath -- living systems that hold soil firm, prevent flooding and nourish birds, bees and other animals and plants.
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