SR-30 : Status report on catchment hydrology

Abstract

Hydrology is an earth science, it encompasses the (/ (:urroncc, distribution,mov(Iment and properLi s of the waters of the earth and their envi •onmk:nLal relations. Closely allied fields include geology,ciimatolugy, meteorology and oceanography. A c Lchment or drainage basin Ia an any area of land determined by topographic features in which both surface and subsurface water drains Lo its lowest level. Catchments are separated from each other topographically hills slopes and ridges, It is conserved and proiuLting a balance between the

incoming and out going fluxos. (:alAdm(lit is a planning

unit with readily ldenLifiablc boundaries and characteristic

pattern:, of watf.• movemenk,, itn resonroon and readily suited to

coordinated planning and ulanagesw:nit_

Otif ability to 414.khaAe w.11,or ilirillOtICC'd by the

today's environmental problums. To understand the hydrologAc

systems that exist, in the eatchments are very much concerned to

manage te extent.

This report has been prepared in connection with ongoing

UNDP project IND/90/03 entitled - Developing capabilities in

Hydrologi.:::11 Studies-.