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Term Main definition
water use

Use of water by agriculture, industry, energy production and households, including in-steam uses such as fishing, recreation, transportation and waste disposal.


A land area drained by a stream fixed body of water and its tributaries having a common outlet for surface runoff.

Synonyms - river basin,catchment,drainage,basin
watershed management

The process of guiding and organizing land and other resource uses in a watershed to provide desired goods and services without adversely affecting soil and water resources.

watershed reservation

A forest land reservation established to protect or improve the conditions of water yield thereof or reduce sedimentation.


The mechanical or chemical disintegration and discoloration of surface of wood caused by exposure to light, action of dust and sun carried by wind, and alternate shrinking and swelling of surface fibers brought about by changes in the weather.


Wide variety of inland habitats such as marshes, peatlands, floodplains, rivers and lakes, and coastal areas such as saltmarshes, mangroves, intertidal mudfats and seagrass beds, and also coral reefs and other marine areas no deeper than six (6) meters at low tide, as well as human-made wetlands such as dams, reservoirs, rice paddies and wastewater treatment ponds and lagoons


round shape material, with size ranging from 2 to 10 millimeters in diameter, processed from the core of the rattan pole, usually used for weaving.

Synonyms - Rattan Round Core
wilderness area

Land of the public domain which has been reserved as such by law to preserve its natural conditions, maintain its hydrologic quality and restrict public use in the interest of national welfare and security.


Collectively, wild forms and varieties of flora and fauna, in all developmental stages, including those which are in capacity or are being bred, fed, or propagated.

wildlife by-products

Parts taken or substances extracted from wildlife, in raw or in processed form.

Synonyms - wildlife derivatives
wildlife management

The practical application of scientific and technical principles to wildlife and population and habitat so as to maintain or manipulate such population essentially for recreational or scientific purposes.

wildlife refuge

An area designated for the protection of wild animals, within which hunting and fishing are either prohibited or strictly regulated.

Synonyms - wildlife reserve
wildlife sanctuary

An area which assures the natural conditions necessary to protect nationally significant species, group of species, biotic communities or physical features of the environment which may require specific human manipulations for their perpetuation.

wildlife trade

The act of engaging in the exchange, exportation or importation, purchase or sale of wildlife, their derivatives or by-products, locally or internationally.


A naturally grown seedling transplanted and used in forest planting.