Hot dry rock geothermal energy Hot dry rock geothermal energy Hot dry rock (HDR) is an abundant source of geothermal energy available for use. A vast store of thermal energy is contained within hot - but essentially dry - impervious crystalline basement rocks found almost everywhere deep beneath the earth’s surface. A concept for the extraction of useful amounts of geothermal energy from HDR originated at the Los Alamos National Laboratory in 1970, and Laboratory researchers were awarded a U.S. patent covering it. Although often confused with the relatively limited hydrothermal resource already commercialized to a large extent, HDR geothermal energy is very different. Whereas
Hot for the Orient America" were both performed on "Countdown". A live performance at the Bombay Rock was simulcast on television show Nightmoves and radio station 3RRR to debut the album. The album was re-printed on CD and re-released as part of the Skyhooks Roadcase boxset in 1996. Hot for the Orient Hot for the Orient is the fifth and final studio album from Australian glam rock band Skyhooks. This was the only album the band recorded without newly departed vocalist Graeme "Shirley" Strachan. Lead vocals are performed by Tony Williams. The album peaked at number 64 on the Australian charts; the band's first