Glossary of Terms
Environment and Natural Resources

Charcoal – solid product obtained from the destructive distillation and/or thermal degradation of wood. (Forest Management Bureau)

Forest - area of one hectare or more which is at least 10 percent stocked with forest trees (including seedlings and saplings), wild palm, bamboo or brush. Narrow strips of land bearing forest must be at least 60 meters wide and one hectare in size to qualify as forest. Industrial tree plantations and tree farms one hectare or more in size are also included. (Forest Management Bureau)

Forest Land – includes the public forest, the permanent forest or forest reserves, and forest reservations. (Forest Management Bureau)

Forest Product - all usable raw materials yielded by the forest including the associated water, fish, game, scenic, historical, recreational and geologic resources. (Forest Management Bureau)

Log - felled trees bucked into convenient length of at least 1.5 meters, with at least 15 cm. in diameter. It may either be poles, piles, pulpwood, sawlog or veneer log. (Forest Management Bureau)

Lumber - solid wood not further manufactured other than sawing, resawing and passing lengthwise through a standard planing machine crosscut to length. (Forest Management Bureau)
  

Non-Timber Forest Product - includes all forest products except timber; also known as minor forest product. (Forest Management Bureau)

Plywood - an assembled product made of layers of veneer held together by an adhesive, the chief characteristic of which is the alternate cross layers, distributing the longitudinal wood strength. It consists of three or more layers of veneer, firmly glued together with the grain direction of the middle layer at right angles to that of the two parallel outer layers. (Forest Management Bureau)

Poles and Piles – logs for use as electric post, pier piling, railroad ties, sleepers and the like. (Forest Management Bureau)

Pulpwood – any wood commercially used for the manufacture of any type of pulp. (Forest Management Bureau)

Rainfall (mm) - the amount of precipitation (rain, hail, etc.) expressed in millimeter depth, of the layer of water which has fallen. (Philippine Atmospheric, Geophysical and Astronomical Services Administration)

Roundwood - wood in its natural state as felled or otherwise harvested, with or without bar, round, split roughly squared or other forms (e.g. roots, stumps). It may also be impregnated (e.g. telegraph poles) or roughly shaped or pointed. It comprises all wood obtained from the forest such as sawlogs/veneer logs, pulpwood, fuelwood and other industrial roundwood. (Forest Management Bureau)

Timberland – refers to land of the public domain which has been the subject of the present system of land classification determined to be needed for forest purposes. Eventually, these lands will be proclaimed as forest reserves by the President. (Forest Management Bureau)

Upland – highland; ground elevation above the lowlands along rivers or between hills. (Forest Management Bureau)

Veneer - thin sheets of wood of uniform thickness, rotary cut, sliced or sawn for use in the manufacture of plywood. (Forest Management Bureau)