leaching — Loss of soluble substances and colloids from the top layer of soil by percolating precipitation. The materials are carried downward and are generally redeposited in a lower layer. This transport results in a porous and open top layer and a dense … Universalium
Organic farming — Agriculture General … Wikipedia
Sand-based athletic fields — are sporting grounds constructed on sand, which have certain advantages over those built on native soils. Highly maintained areas of turf, such as those on an athletic field or on golf greens and tees, can be grown in native soil or sand based… … Wikipedia
Biochar — is a charcoal produced from biomass that can store carbon. It is of increasing interest because of concerns about global warming caused by emissions of CO2 and other greenhouse gases. In some cases, the term is used specifically to mean biomass… … Wikipedia
Microwave oven — A modern microwave oven … Wikipedia
No-dig gardening — is a non cultivation method used by some organic gardeners. The origins of no dig gardening are unclear, and may be based on pre industrial or nineteenth century farming techniques.[1] Two pioneers of the method in the twentieth century included… … Wikipedia
orchid — /awr kid/, n. 1. any terrestrial or epiphytic plant of the family Orchidaceae, of temperate and tropical regions, having usually showy flowers. Cf. orchid family. 2. the flower of any of these plants. 3. a bluish to reddish purple. [1835 45; < NL … Universalium
Horton Plains National Park — IUCN Category II (National Park) World s End, a sheer precipice within the park … Wikipedia
Subarctic — The Subarctic is a region in the Northern Hemisphere immediately south of the true Arctic and covering much of Alaska, Canada and Siberia, the north of Scandinavia, northern Mongolia and the Chinese province of Heilongjiang. Generally, subarctic… … Wikipedia
drainage — /dray nij/, n. 1. the act or process of draining. 2. a system of drains, artificial or natural. 3. See drainage basin. 4. something that is drained off. 5. Surg. the drainage of fluids, as bile, urine, etc., from the body, or of pus and other… … Universalium
