GeoGraph - photograph every grid square

· Hafren

The mining spoil erosion is much greater than in 1968.
Bryn Daith slope from the Nant Iago stream to the
right and south is the site of Soil Moisture research,
UCW MD Stagg (David J Unwin, Olav Slaymaker, C Kidson student support),
Hydrological Research Unit (HR), Ctp. Bennet Evans, Forestry Commission.
Brian Knappe researched the deep regolith section with swing
bucket automated recording equipment developed for the purpose (Stagg,
MJ Kirkby, DR Weyman 1970 January) ;
Institute of Hydrology and John Rodda, Malcolm Newson, Alan Buckman
and others researched this sector quite rigorously throughout 1970s.
Brian E Davies has work with Brian Alloway on the release and absorption
of lead compounds, uptake in sheep pasture, lack of effect on people (UCW).