The Bulgarian Biodiversity Portal is a part of the global information exchange network established by the Convention on Biodiversity (Clearing House Mechanism - CHM). Its purpose is to offer directly or provide links to the information on biodiversity you need.
wait-and-see principle (opp.: the precautionary principle)
A reactive method of dealing with the environment that places the burden of proof on those who would conserve.
An index of well-being.
In plant breeding this refers to the process of undertaking a cross where one parent is from outside the immediate genepool of the other, i.e. landrace or primitive line crossed with a modern cultivar.
Plant or animal species that are taxonomically related to crop or livestock species and serve as potential sources for genes in breeding of new varieties of those crops or livestock.
Organisms captive or living in the wild that have not been subject to breeding to alter them from their native state.
Living, nondomesticated animals.
willingness to accept
Is the amount of compensation an individual is willing to take in exchange for giving up some good or service. This may be elicited from stated or revealed preference approaches.
willingness to pay
Is the amount an individual is willing to pay to acquire some good or service. This may be elicited from stated or revealed preference approaches.