A (12) | B (11) | C (6) | D (11) | E (21) | F (9) | G (7) | H (2) | I (8) | K (1) | L (16) | M (5) | N (5) | O (2) | P (11) | Q (1) | R (2) | S (13) | T (1) | V (1) | W (8)
Title Definition
Benefit (Value, also Outcome)

Inclusive terms used to quantify the positive expected results or outputs of a proposed activity, project, or program expressed in monetary or non-monetary terms. Ideally, estimates of all... read more

Benefit-Cost Analysis (Cost-Benefit Analysis)

An analytical approach to solving problems of choice which identifies for each objective, that alternative which yields the greatest total discounted benefit for a given discounted cost or that... read more

Benefit-Cost Ratio

An economic indicator of efficiency, computed by dividing benefits by costs. Usually, both the benefits and the costs are discounted so that the ratio reflects efficiency in terms of the present... read more

Best Management Practices

(BMPs) Practices or their combination that has been determined by a natural resource agency to be the most effective means of preventing or reducing an amount of pollution, typically by non-point... read more


fish and other freshwater organisms from polluted waterways, for example, whose death or unusual behavior may indicate the presence of hazardous pollutants that have escaped other detection... read more

Biocultural reserves

term coined by Daniel Janzen to describe national parks and protected areas that fully involve local people in the management and education activities conducted within them. [fn]Source: (IISD 2005... read more

Biodiversity/biological diversity

is the variety and variability of life, including the diversity of genes within species, the diversity of species, the diversity of communities and ecosystems, and the diversity of ecological... read more


(1) the amount of living matter in an area, including plants, large animals and insects; (2) plant materials and animal waste used as fuel.


the study and practice of using saline (salty) water for irrigating agricultural crops.
Many arid and semi-arid areas actually do have sources of water, but the available water is usually ... read more


(1) the part of the earth and its atmosphere in which living organisms exist or that is capable of supporting life; (2) the living organisms and their environment composing the biosphere.


Any technological application that uses biological systems, living organisms, or derivatives thereof to make or modify products or processes for specific use