Statistical Terms Glossary

Is a type of fishing involving very long nets that drift with the winds and currents, thus creating a webbing curtain in which fish are enmeshed. It may result in (a) commercially important species’ being unusable when landed owing to a long soak time or damage by predators and (b) incidental by—catch of non—targeted fish and other animals.

Water of sufficiently high quality that it can be consumed or used without risk of immediate or long term harm.; Water used for domestic purposes, drinking, cooking and personal hygiene.

Drinking water standards are standards determining the quality of drinking water in the context of prevailing environmental, social, economic and cultural conditions, with reference to the presence of suspended matter, excess salts, unpleasant taste and all harmful microbes. Meeting of those standards does not necessarily imply purity

Drip Irrigation is a water—saving technique of surface irrigation through pipes made of plastics. It delivers the water drop by drop to plants through tiny holes, and prevents waterlogging of soils

A person involved in a road transport injury accident who was driving a road vehicle at the time of the accident.

Any person involved in an injury accident who was driving a road vehicle at the time of the accident.

A driving force—state—response framework is a framework for indicators for sustainable development adapted from the pressure—state—response framework

Is a conceptual framework to describe environmental linkages, whereby “driving forces” are the factors that influence agricultural activities, the “states” are the outcomes of these activities, and “responses” are the actions by society to influence outcomes.

The arithmetic average of the Laspeyres price index and the Paasche price index.

Clause in floating rate note whereby, if market interest rates fall below a specified minimum, the rate of interest is fixed at that minimum and locked in for the remaining life of the loan.

The drop-lock bond (DL bond) combines the features of both floating- and fixed-rate securities. The DL bond is issued with a floating-rate interest that is reset semiannually at a specified margin above a base rate, such as six months LIBOR. This continues until the base rate is at or below a specified trigger rate on an interest fixing date or, in some cases, on two consecutive interest fixing dates. At that time the interest rate becomes fixed at a specified rate for the remaining lifetime of the bond.

Proportion of pupils from a cohort enrolled in a given grade at a given school year who are no longer enrolled in the following school year.

Dropouts are defined as those students who leave the specified level in the educational system without obtaining a first qualification.

Droppage is when a borrower from IFC decides to cancel a loan before signature. Cancellation is when a loan by a borrower is canceled after signature.

A period in which the actual rainfall is significantly less then the average for that locale. A drought is characterized by decreased river bank heights, river volume, and/or groundwater levels. Decreased water resources due to over abstraction is not a drought.

Crops that can dwell in conditions of water shortage. Drought-tolerant crops are selected for their resilience to drought. With the intensification of droughts caused by climate change, breeding drought-tolerant crops is important for food security. Local crops provide the genepool necessary to select the most adapted varieties for farming under drought conditions.

Refers to intentional acts that may involve the cultivation, production, manufacture, extraction, preparation, offering for sale, distribution, purchase, sale, delivery on any terms whatsoever, brokerage, dispatch, dispatch in transit, transport, or importation and exportation of drugs and psychotropic substances. Where applicable, countries may wish to refer to the provisions of the Single Convention on Narcotic Drugs of 1961 and other regulations adopted in pursuance of the provisions of the Convention on Psychotropic Substances of 1971 and/or the United Nations Convention against Illicit Traffic in Narcotic Drugs and Psychotropic Substances of 1988. As simple possession and illicit traffic are treated differently in different legal codes, separate statistics on possession and traffic are requested.

This category includes deck barges, hopper barges, lash-seabee barges, open dry cargo barges, covered dry cargo barges and other dry cargo barges.

Inland terminal which is directly linked to a maritime port.

A road surface not covered by water, snow, ice or other substances.