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| Terms for subject Environment (6297 entries) |
| breeding bird (The individuals in a bird population that are involved in reproduction during a particular period in a given place) | طيور تفريخ | |
| breeding technique (Term referring to the systems employed in animal rearing (extensive and intensive)) | تقنية التربية | |
| brewing industry (A sector of the economy in which an aggregate of commercial enterprises is engaged in the manufacture and marketing of beverages made from malt and hops by steeping, boiling and fermentation, such as beer, ale and other related beverages) | صناعة البيرة | |
| brick (A building material usually made from clay, molded as a rectangular block, and baked or burned in a kiln) | طوب | |
| bridge (A structure that spans and provides a passage over a road, railway, river, or some other obstacle) | جسر | |
| broad-leaved tree (Deciduous tree which has wide leaves, as opposed to the needles on conifers) | أشجار عريضة الأوراق | |
| bromine (A pungent dark red volatile liquid element of the halogen series that occurs in brine and is used in the production of chemicals) | برومين | |
| brooding (To incubate eggs or cover the young for warmth) | الحضن | |
| brook (A small stream or rivulet, commonly swiftly flowing in rugged terrain, of lesser length and volume than a creek; especially a stream that issues directly from the ground, as from a spring or seep, or that is produced by heavy rainfall or melting snow) | جدول ماء | |
| brushwood (Woody vegetation including shrubs and scrub trees of non-commercial height and form, often seen in the initial stages of succession following a disturbance. Brush often grows in very dense thickets that are impenetrable to wild animals and serve to suppress the growth of more desirable crop trees. However, brush can also serve an important function as desirable habitat for a range or bird, animal, and invertebrate species, and often provides a good source of browse and cover for larger wildlife. It adds structural diversity within the forest and is important in riparian zones. It is also termed scrub) | دغل | |
| bryophyte (Any plant of the division Bryophyta, having stems and leaves but lacking true vascular tissue and roots and reproducing by spores: includes the mosses and liverworts) | النباتات اللاوعائية | |
| bubble policy (EPA policy that allows a plant complex with several facilities to decrease pollution from some facilities while increasing it from others, so long as total results are equal to or better than previous limits. Facilities where this is done are treated as if they exist in a bubble in which total emissions are averaged out; emissions trading) | سياسة الفقاعة | |
| budget (A balance sheet or statement of estimated receipts and expenditures. A plan for the coordination of resource and expenditures. The amount of money that is available for, required for, or assigned to a particular purpose) | ميزانية | |
| budget policy (The programmatic use of a government's spending and revenue-generating activities to influence the economy and achieve specific objectives) | سياسة الميزانية | |
| bug (Any of the suborder Heteroctera, having piercing and sucking mouthparts, specialized as a beak) | حشرة | |
| build-up | التأثير المتراكم للجفاف | |
| build-up | دَعْم المكافحة | |
| build-up | الزيادة | |
| building (Something built with a roof and walls, such as a house or factory) | بناء- تشييد | |
| building area (Land and other places on, under, in or through which the temporary and permanent works are to be executed and any other lands or places needed for the purposes of construction) | منطقة بناء - منطقة مباني |