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| Terms for subject Environment (6297 entries) |
| toxic product (Any product which can cause acute or chronic injury to the human body or which is suspected of being able to cause disease or injury under some conditions) | منتج سام | |
| toxic substance | مادة سامة | |
| toxic waste (Refuse posing a significant hazard to the environment or to human health when improperly handled; includes carcinogenic, mutagenic, teratogenic or phytotoxic wastes, or wastes harmful to aquatic species, or poisonous wastes) | نفايات سامة | |
| toxicity (The degree of danger posed by a substance to animal or plant life) | سمِّية | |
| toxicity of pesticides | سمية مبيدات الآفات | |
| toxicological assessment (The process of characterizing and evaluating the inherent toxicity of a chemical substance, a poison, etc.) | تقييم السُمِّية | |
| toxicological testing (Test for the determination of the inherent toxicity of a chemical) | اختبار السمية الطبيعية | |
| toxicology (A science that deals with poisons, their actions, their detection, and the treatment of the conditions they produce) | علم السميات | |
| toxin (A poisonous substance generally of plant or animal origin) | السُمَّين - الذيفان | |
| trace element (Any of various chemical elements that occur in very small amounts in organisms and are essential for many physiological and biochemical processes) | آثار عنصر | |
| trace material (1. Both metals and non-metals, essential for the metabolic processes of algae, invertebrates and vertebrates. Organisms that derive nearly all their energy via photosynthesis are especially dependent upon dissolved trace substances. 2. Impurities that are present at small but detectable levels) | آثار (بقايا) مادة | |
| tracer (A minute quantity of radioactive isotope used in medicine or biology to study the chemical changes within living tissues) | مُقتَف | |
| tracer of pollution | كاشف أو مقتفي للتلوث | |
| tracheophyte (A large group of plants characterized by the presence of specialized conducting tissues (xylem and phloem) in the roots, stems, and leaves) | الرُغاميات | |
| tracking plan (A formulated or systematic method for following or tracing environmentally related issues or concerns) | خطة متابعة | |
| trade (The act or process of buying, selling or exchanging goods and services at either wholesale or retail, within a country or between countries; services) | تجارة | |
| trade activity | نشاط تجاري | |
| trade and consumption (The act or process of buying, selling, or exchanging commodities and the use of goods and services) | التجارة والاستهلاك | |
| trade barrier (An artificial restraint on the free exchange of goods and services between nations. The most common types of trade barriers are tariffs, quotas, and exchange control. Such obstacles to trade are usually imposed by a country that wishes to protect domestic products in their home market against foreign competition, better its terms of trade, reduce domestic unemployment, or improve its balance-of-payments position. The raising of trade barriers by one country often provokes other nations position. Generally, the effect of a trade barrier is to reduce the volume of trade while increasing the domestic price of the protected good. Thus, it results in a relatively inefficient allocation of world resources and reduces the level of total world income and production) | حاجز تجاري | |
| trade impact on environment (Trade impacts on the environment can be direct, such as trade of endangered species, of natural resources, of natural products such as tropical timber, etc., or indirect, such as deforestation, loss of habitats, pollution from mining, from energy production, oil spills, global warming, etc., increases in transport infrastructures) | أثر التجارة على البيئة |