aquatic plant management society
111Iran — /i ran , i rahn , uy ran /, n. a republic in SW Asia. 67,540,002; ab. 635,000 sq. mi. (1,644,650 sq. km). Cap.: Teheran. Formerly (until 1935), Persia. * * * Iran Introduction Iran Background: Known as Persia until 1935, Iran became an Islamic… …
112Coastal fish — Schooling threadfin, a coastal species Coastal fish, also called offshore fish or neritic fish, are fish that inhabit the sea between the shoreline and the edge of the continental shelf. Since the continental shelf is usually less than 200 metres …
113Algae — For other uses, see Algae (disambiguation) and Alga (disambiguation). Algae Laurencia, a marine genus of Red Algae from Hawaii. Scientific classification …
114Chennai — Madras redirects here. For other uses, see Madras (disambiguation). Chennai (சென்னை) Madras (மெட்ராஸ்)   metropolitan city   …
115Pesticide — A cropduster spraying pesticide on a field Pesticides are substances or mixture of substances intended for preventing, destroying, repelling or mitigating any pest.[1] A pesticide may be a chemical unicycle, biological agent (such as a virus or… …
116Natural environment — This article is about the environment. For other uses, see Environment (disambiguation). See also: Nature Land management policies have been developed to preserve the natural characteristics of Hopetoun Falls, Australia while allowing ample… …
117Ecosystem services — Pollination by a bumblebee, a type of ecosystem service Humankind benefits from a multitude of resources and processes that are supplied by natural ecosystems. Collectively, these benefits are known as ecosystem services and include products like …
118Ecohydrology — (from Greek gr. οἶκος, oikos , house(hold) ; gr. ὕδωρ, hydōr , water ; and gr. λογία, logia ) is a new interdisciplinary area linking hydrology with ecological processes involved in the water cycle hydrological cycle. These processes generally… …
119Country parks and conservation in Hong Kong — Although Hong Kong is regarded as one of the world s great cities, out of the total 1,092 km² of land, about three quarters is countryside. Scenically, Hong Kong has a great deal to offer a landscape rising from sandy beaches and rocky foreshores …
120Oil shale extraction — is an industrial process in which kerogen mdash;a mixture of organic chemical compounds (including hydrocarbons) found in oil shale mdash;is converted into synthetic crude oil through pyrolysis. In pyrolysis, oil shale is heated in the absence of …
