Rain project. Annual report for 1984

Abstract

Project Rain is a 5-year international research project aimwed at investigation the effects on water chemistry of changing acid deposition to whole catchments. The project comprices 2 paralell largescale experimental manipulations - artificial acidification at Sogndal and exclution of acid rain at Risdalsheia. The project began in June 1983. The first year was devoted to selection of sites, collection of background data on precipitation, runoff and soils, and design and construction of roofs, watering systems, weirs and sampling devices.