Hot dry rock geothermal energy as a separate state from that of the continuum of permeable rock—just as one would consider a completely closed faucet as distinct from one that is open to any degree, whether the flow be a trickle or a flood. In the same way, HDR technology should be regarded as totally distinct from EGS. A definitive book on HDR development, including a full account of the experiments at Fenton Hill, was published by Springer-Verlag in April 2012. Hot dry rock geothermal energy Hot dry rock (HDR) is an abundant source of geothermal energy available for use. A vast store of thermal
That's What Love Is For That's What Love Is For "That's What Love Is For" is a 1991 Billboard Adult Contemporary chart #1 hit single and a Billboard Hot 100 top 10 single by Christian music singer Amy Grant. It was the third pop single off her 5x platinum selling album Heart in Motion and the only one from the album to be released both to secular and Christian radio. It was the second Christian radio single. In the United States the song was #1 for 3 weeks on Billboard's Adult Contemporary chart, spending 13 weeks in the Top 10 and 32 weeks on the