Open AccessGeothermal direct-heat utilization assistance. Quarterly progress report, January--March 1993
Author(s) -
P.J. Lienau
Publication year - 1993
Language(s) - Uncategorized
Resource type - Reports
DOI - 10.2172/10141500
Subject(s) - geothermal gradient , geothermal energy , geothermal power , geothermal heating , greenhouse , quarter (canadian coin) , environmental science , engineering , archaeology , geography , geology , geophysics , horticulture , biology