- 업종: NGO
- Number of terms: 31364
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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.
Repeated pathway of a particular nutrient or element from the environment through one or more organisms and back to the environment. Examples include the carbon cycle, the nitrogen cycle and the phosphorus cycle.
Industry:Environment
Combination of smoke and fog in which products of combustion such as hydrocarbons, particulate matter and oxides of sulphur and nitrogen occur in concentrations that are harmful to human beings and other organisms.
Industry:Environment
Energy sources including solar energy, geothermal energy, wind power, hydropower, ocean energy (thermal gradient, wave power and tidal power), biomass, draught animal power, fuelwood, peat, oil shale and tar sands.
Industry:Environment
Phenomenon believed to occur as a result of the build-up of carbon dioxide and other greenhouse gases. It has been identified by many scientists as a major global environmental threat. See also greenhouse effect.
Industry:Environment
Classification of natural communities or organisms according to their place in the food chain. Green plants (producers) can be roughly distinguished from herbivores (consumers) and carnivores (secondary consumers).
Industry:Environment
Coarse biological treatment system in which waste water is trickled over a bed of stones or other material covered with bacterial growth. The bacteria break down the organic waste in sewage and produce clean water.
Industry:Environment
Injurious to plants. It's the degree of toxic effect by a compound on plant growth. Such damage may be caused by a wide variety of compounds, including trace metals, pesticides, salinity, phytotoxins or allelopathy.
Industry:Environment
Added technical installations for environmental control of emissions. They operate independently from the production process or are an identifiable part added on to production facilities. See also clean technology.
Industry:Environment
Aquatic plant of the family Nymphaeaceae, with broad, flat floating leaves and large, cup-shaped floating flowers. It provides food for fish and wildlife, but may cause drainage problems because of its rapid growth.
Industry:Environment
Carbon dioxide, nitrous oxide, methane, ozone and chloro-fluorocarbons occurring naturally and resulting from human (production and consumption) activities, and contributing to the greenhouse effect (global warming).
Industry:Environment
