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Ecological footprint: The ecological footprint is a measure of human demand on the Earth'secosystems. It is a standardized measure of demand fornatural capital that may be contrasted with the planet'secological capacity to regenerate.

Ecological Risk Assessment
The application of a formal framework, analytical process, ...

Ecological Efficiency: the percentage (usually around 10%) of useful energy that passes from one trophic level in a food chain to another. Shorter food chains tend to lose less energy.

Today, allover the world, including Tibet, ecological degradation is fast 0vertaking us.

ecological footprint The total area of productive ecosystems required to support a population. [9] ecological niche The physical and biological conditions that a species needs to grow, survive, and reproduce.

Ecologically Appropriate Site Features
Ecologically appropriate site features are natural site elements that maintain or restore the ecological integrity of the site.

Ecological Entity
In ecological risk assessment, a general term referring to a species, a group of species, an ecosystem function or characteristic, or a specific habitat or biome.
Ecological/Environmental Sustainability ...

Ecological Footprint - The area of land and water needed to produce the resources to entirely sustain a human population and absorb its waste products with prevailing technology.

ecological economics
Application of ecological insights to economic analysis in a holistic, contextual, value-sensitive, ecocentric manner.
ecological equivalents ...

ecological footprint
the surface area in the landscape used for the ecological services for a person, a city or a country or activity; the footprint is commonly made up of six categories: agricultural land, forest land, energy land, waste sinks, ...

Ecological indicators are scientific constructs that use quantitative data to measure aspects of biodiversity, ecosystem condition, services, or drivers of change, but no single ecological indicator captures all the dimensions of biodiversity (C2.

ecological indicator Use of certain species' tolerances to reflect or infer more general environmental characteristics; see indicator.
ecological niche The functions of the organism in its ecological setting. See niche.

ecological footprint: An ecological footprint is the amount that each of us affects the earth by using its resources.

Ecological Disturbance. Ecological means related to ecology, which is the sum of the relationships between organisms and their environment.

Ecological Effects of West Virginia Spill
Scant data available on spilled chemical, raising concerns about its long-term ecological effects.
Vast "Lake" Found Inside Greenland ...

Ecological footprint
The Ecological Footprint measures how our lifestyles affect other people as well as the planet.

Ecological footprint
1) The environmental impact of one human being on the ecosystem, measured by the variety of material goods consumed in day-to-day living; ...

ecological services: Ecological functions that are useful to humans and to ecosystem stability and integrity, such as nutrient cycling, productivity, and control of erosion.
ecological stress: See stressors.

Ecological rucksack is the total weight of material flow 'carried by' an item of consumption in the course of its life cycle.

ecological indicator : A characteristic of the environment that, when measured, quantifies magnitude of stress, habitat characteristics, degree of exposure to a stressor, or ecological response to exposure.

Ecological Indicator: A characteristic of an ecosystem that is related to, or derived from, a measure of biotic or abiotic variable, that can provide quantitative information on ecological structure and function.

E ecological rucksack
Definition (english only)
The material input of a product (service) minus the weight of the product itself.

The Ecological Importance of Wetlands
Beyond definitions, wetlands are essential ecological features in any landscape. They are primary habitat for hundreds of species of waterfowl as well as many other birds, fish, mammals and insects.

Ecological energetics The branch of ecology in which communities are studied from the point of view of the energy flowing through them. Ecological niche A term with alternative definitions, not all of them synonymous. To state two: ...

Ecological Data Centre Design . Tips And Ideas By John Stratos
Perpetually-growing electrical expenses, ever-shifting weather conditions, stricter Government rules, plus trade growth, in-house expense cutbacks and ....

Ecological Framework
Soil Landscapes of Canada
Canada Land Inventory
Soil Survey Data ...

ecological land-use planning
Method for deciding how land should be used; development of an integrated model that considers geological, ecological, health, and social variables.
economic decision ...

Ecological Society of America
Promotes ecological science by improving communication among ecologists, raising public awareness, increasing resources available
FirstGov Environment, Energy and Agriculture page ...

An ecological or environmental area where a particular species of animal, plant, or organism lives. It can be the natural environment of the organism or the physical environment that surrounds a population.
Harvest ...

ESD = Ecologically Sustainable Development (such as National Starategy for ESD (1992))
ESRI = supplier of GIS applications, data, training, support
ESS = Energy Savings Scheme (NSW State Government) (replacing GGAS) ...

Relative Ecological Sustainability: Ability of an ecosystem to maintain relative ecological integrity indefinitely.
Relative Permeability: The permeability of a rock to gas, NAIL, or water, when any two or more are present.

Cumulative Ecological Risk Assessment: Consideration of the total ecological risk from multiple stressors to a given eco-zone.
Cumulative Exposure: The sum of exposures of an organism to a pollutant over a period of time.

ecological anorexia Worry and guilt over the effect of man on the environment that results in overly scrupulous reduction of the ecological footprint such as refusing to heat the home in winter, taking cold baths or stumbling about in the dark.

Transect: an ecological method particularly useful in examining zonation or gradients
Trophic Level: refers to a position in the hierarchy of the food web shared by all organisms are the same number of steps away from the primary producers ...

They also may disrupt reproductive processes, cause birth defects and can cause serious environmental and ecological problems. algae Simple rootless plants that grow in bodies of water in relative proportion to the amounts of nutrients available.

seral stage one of the transitional communities that becomes established during the process of ecological succession. See Succession, ecological.

A point or level at which new properties emerge in an ecological, economic or other system, invalidating predictions based on mathematical relationships that apply at lower levels.

Natural resource managers, such as foresters, manage forests using sound biological and ecological principles. In fact, forest managers rely heavily on and apply the silvics of tree species in making management decisions.

The number and variety of different organisms in the ecological complexes in which they naturally occur. Organisms are organized at many levels, ranging from complete ecosystems to the biochemical structures that are the molecular basis of heredity.

Assessment Endpoint- In ecological risk assessment, an explicit expression of the environmental value to be protected; includes both an ecological entity and specific attributed thereof. entity (e.g.

Sustainability- The potential longevity of ecological systems. Sustainable agriculture, for example, refers to a farm's ability to produce indefinitely without causing irreparable damage to the ecosystem; in other words, ...

ecological magnification
Sequence of processes in an ecosystem by which higher concentrations are attained in organisms at higher trophic levels (at higher levels in the food web); at its simplest, ...

Biome (n) - a complex of ecological communities characterized by distinctive vegetation and climate.
Biomass (n) - a renewable source of energy that comes from burning wood, garbage, plants and animal waste.

The complex system of plant, animal, fungal, and microorganism communities and their associated non-living environment interacting as an ecological unit.

Economic Valuation - In environmental and ecological fields, this is the estimation of an economic value for an ecosystem, a natural environment, or for some set of characteristics, processes, or functions of an ecosystem.

Aquatic ecosystem: Basic ecological unit composed of living and nonliving elements interacting in an aqueous milieu.
Aqueous: Something made up of water.

Instituto de Pesquisas Ecológicas (Institute for Ecological Research)
Tree4Life: Rainforest Facts ...

biodiversity - a large number and wide range of species of animals, plants, fungi, and microorganisms. Ecologically, wide biodiversity is conducive to the development of all species.

Exposure Assessment: Measurement or estimation of the magnitude, frequency, duration, and route of exposure of humans, animals, materials, or ecological components to substances in the environment.

Green building is the practice of constructing, maintaining, renovating, and demolishing buildings in a manner that is ecologically and socially responsible, resource-efficient, sustainable, and healthy.

Well-defined terrestrial environment (e.g., desert, tundra, or tropical forest). The complex of living organisms found in an ecological region.
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biosphere ...

What are the ecological implications of using Hemp instead of wood for making paper?
7. What are the economical implications using Hemp instead of wood for making paper?

(trees, shrubs, palms, bamboos, etc.) are deliberately used on the same land-management units as agricultural crops and/or animals, in some form of spatial arrangement or temporal sequence. In agroforestry systems there are both ecological and ...

Along with bacteria, fungi are the principal organisms responsible for the decomposition of carbon in the biosphere. Fungi have two ecological advantages over bacteria: (1) they can grow in low moisture areas, ...

impact on the environment, particularly relating to concern over major global problems like the climate crisis and oil depletion. Sustainable goods can be used indefinitely without the possibility of depletion, and therefore complement ecological ...

in safety and the protection of health and the environment, irrespective of the statutory requirements imposed in the different countries of the world. The purpose is to establish achievable goals so as to ensure that future planning is ecologically, ...

Thermal Pollution The addition of heat to a body of water that may change the ecological balance Threshold Limit Value (TLV) The concentration of an airborne substance to which an average person can be repeatedly exposed without adverse ...

See also: See also: Water, Environment, Environmental, Well, Health

Environment  Ecofeminism  Ecological development

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