Cloud seeding — can be done by ground generators, plane, or rocket (not shown). Cloud seeding, a form of intentional weather modification, is the attempt to change the amount or type of precipitation that falls from clouds, by dispersing substances into the air… … Wikipedia
Arthur (Or the Decline and Fall of the British Empire) — Arthur (Or the Decline and Fall of the British Empire) … Wikipedia
cloud seeding — /ˈklaʊd sidɪŋ/ (say klowd seeding) noun the process of attempting to induce rain to fall by seeding clouds. See seed (def. 15) …
plant disease — ▪ plant pathology Introduction an impairment of the normal state of a plant that interrupts or modifies its vital functions. All species of plants, wild and cultivated alike, are subject to disease. Although each species is… … Universalium
Buffer strip — Contour buffer strips used to retain soil and reduce erosion. See also: Riparian zone restoration A buffer strip is an area of land maintained in permanent vegetation that helps to control air, soil, and water quality, along with other… … Wikipedia
agricultural technology — Introduction application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation Mechanical processing of soil so that it is in the proper physical condition for planting is usually… … Universalium
weather modification — Deliberate or inadvertent alteration of atmospheric conditions by human activity, sufficient to modify the weather on a local or regional scale. Deliberate alterations include covering plants to keep them warm at night, seeding clouds to induce… … Universalium
Project Stormfury — was an attempt to weaken tropical cyclones by flying aircraft into them and seeding with silver iodide. The project was run by the United States Government from 1962 to 1983.The hypothesis was that the silver iodide would cause supercooled water… … Wikipedia
October 2009 in sports — Worldwide current events | Sports events … Wikipedia
environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… … Universalium
Management of Pacific Northwest riparian forests — is necessary because many of these forests have been dramatically changed from their original makeup. The primary interest in riparian forest and aquatic ecosystems under the Northwest Forest Plan (NWFP) is the need to restore stream habitat for… … Wikipedia