The process whereby a society changes from a rural to an urban way of life. It refers also to the gradual increase in the proportion of people living in urban areas.
The planned upgrading of a deteriorating urban area, involving rebuilding, renovation, or restoration. It frequently refers to programs of major demolition and rebuilding of blighted areas.
The inhabitants of a city or town, including metropolitan areas and suburban areas.
A large or important municipality of a country, usually a major metropolitan center.
Increase, over a specific period of time, in the number of individuals living in a country or region.
Communications using an active or passive satellite to extend the range of radio, television, or other electronic transmission by returning signals to earth from an orbiting satellite.
The status of health in urban populations.
Mobilization of human, financial, capital, physical and or natural resources to generate goods and services.
The inhabitants of rural areas or of small towns classified as rural.
The systematic surveying, mapping, charting, and description of specific geographical sites, with reference to the physical features that were presumed to influence health and disease. Medical topography should be differentiated from EPIDEMIOLOGY in that the former emphasizes geography whereas the latter emphasizes disease outbreaks.
Number of individuals in a population relative to space.
Value of all final goods and services produced in a country in one year.
The protection, preservation, restoration, and rational use of all resources in the total environment.
Inland bodies of still or slowly moving FRESH WATER or salt water, larger than a pond, and supplied by RIVERS and streams.
Comprehensive planning for the physical development of the city.
A functional system which includes the organisms of a natural community together with their environment. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed)
The pattern of any process, or the interrelationship of phenomena, which affects growth or change within a population.
The development and establishment of environmental conditions favorable to the health of the public.
The family Passeridae comprised of small, mainly brown and grey seed-eating birds with conical bills.
Created 1 January 1993 as a result of the division of Czechoslovakia into the Czech Republic and Slovakia.
Large natural streams of FRESH WATER formed by converging tributaries and which empty into a body of water (lake or ocean).
Countries in the process of change with economic growth, that is, an increase in production, per capita consumption, and income. The process of economic growth involves better utilization of natural and human resources, which results in a change in the social, political, and economic structures.
The science dealing with the earth and its life, especially the description of land, sea, and air and the distribution of plant and animal life, including humanity and human industries with reference to the mutual relations of these elements. (From Webster, 3d ed)
The science, art or practice of cultivating soil, producing crops, and raising livestock.
City, urban, rural, or suburban areas which are characterized by severe economic deprivation and by accompanying physical and social decay.
Social and economic factors that characterize the individual or group within the social structure.
A country spanning from central Asia to the Pacific Ocean.
The concept pertaining to the health status of inhabitants of the world.
Social process whereby the values, attitudes, or institutions of society, such as education, family, religion, and industry become modified. It includes both the natural process and action programs initiated by members of the community.
Nitrate reduction process generally mediated by anaerobic bacteria by which nitrogen available to plants is converted to a gaseous form and lost from the soil or water column. It is a part of the nitrogen cycle.
The total number of cases of a given disease in a specified population at a designated time. It is differentiated from INCIDENCE, which refers to the number of new cases in the population at a given time.
The discarding or destroying of garbage, sewage, or other waste matter or its transformation into something useful or innocuous.
Periodic movement of human settlement from one geographical location to another.
Works containing information articles on subjects in every field of knowledge, usually arranged in alphabetical order, or a similar work limited to a special field or subject. (From The ALA Glossary of Library and Information Science, 1983)
The geographic area of Latin America in general and when the specific country or countries are not indicated. It usually includes Central America, South America, Mexico, and the islands of the Caribbean.
Endoscopes used for examining the interior of the stomach.
Lists of words, usually in alphabetical order, giving information about form, pronunciation, etymology, grammar, and meaning.
Large woodland game BIRDS in the subfamily Meleagridinae, family Phasianidae, order GALLIFORMES. Formerly they were considered a distinct family, Melegrididae.
Garbage, refuse, or sludge, or other discarded materials from a wastewater treatment plant, water supply treatment plant, and air pollution control facility that include solid, semi-solid, or contained material. It does not include materials dissolved in domestic sewage, irrigation return flows, or industrial discharges.
Disposal, processing, controlling, recycling, and reusing the solid, liquid, and gaseous wastes of plants, animals, humans, and other organisms. It includes control within a closed ecological system to maintain a habitable environment.
High temperature destruction of waste by burning with subsequent reduction to ashes or conversion to an inert mass.