- 行业: NGO
- Number of terms: 31364
- Number of blossaries: 0
- Company Profile:
The United Nations Organization (UNO), or simply United Nations (UN), is an international organization whose stated aims are facilitating cooperation in international law, international security, economic development, social progress, human rights, and the achieving of world peace.
Quantitative measure of the amount of dissolved oxygen required for the biological oxidation of nitrogenous material, for example, nitrogen in ammonia, and organic nitrogen in waste water.
Industry:Environment
Value of knowing that a particular species, habitat or ecosystem does and will continue to exist. Such value is independent of any use that the valuer may or may not make of the resource.
Industry:Environment
Deliberate disposal of hazardous wastes at sea from vessels, aircraft, platforms or other human-made structures. It includes ocean incineration and disposal into the seabed and sub-seabed.
Industry:Environment
Diffusion of solvents through a semi-permeable membrane into a more concentrated solution. This is the process by which the water in soil passes into the cells of the root hairs of plants.
Industry:Environment
Organism, species or community whose characteristics show the presence of specific environmental conditions. Other terms used are indicator organism, indicator plant and indicator species.
Industry:Environment
The presence of contaminant or pollutant substances in the air that do not disperse properly and that interfere with human health or welfare, or produce other harmful environmental effects.
Industry:Environment
Colourless, naturally occurring, radioactive inert gas formed by radioactive decay. At higher than normal concentrations, it may have serious health effects, such as causing of lung cancer.
Industry:Environment
Measures to control the emissions of greenhouse gases and gases that adversely affect the stratospheric ozone layer (carbon dioxide, methane, nitrous oxide, chloro-fluorocarbons and halons).
Industry:Environment
Process of removal of gaseous and particulate matter from emissions and cleaning up of oil spills that includes both adsorption and absorption. It is used in many pollution control systems.
Industry:Environment
Total living weight (generally in dry weight) of all living organisms in a particular area or habitat. It is sometimes expressed as weight per unit area of land or per unit volume of water.
Industry:Environment
