Also included is the previously unreleased St. Tristan's Sword, a rollicking instrumental recorded during the Led Zeppelin III sessions in 1970. Presence, In Through The Out Door and Coda will each be available July 31 from Atlantic/Swan Song in the following formats: * Single CD - Remastered original album.
The Keeling Curve. The Scripps CO2 measurements at Mauna Loa have been supported for many years by the U.S. Department of Energy (DOE) , and have more recently been supplemented by Earth Networks, a technology company that is collaborating with Scripps to expand the global GHG monitoring network.he Keeling Curve. The Scripps CO2 measurements at Mauna Loa have been supported for many years by the U.S. Department of Energy (DOE) , and have more recently been supplemented by Earth Networks, a technology company that is collaborating with Scripps to expand the global GHG monitoring network.
Mauna Loa is an active volcano and is due for an eruption. Mauna Loa has erupted 15 times since 1900. These eruptions have lasted from a few hours to 145 days. Since 1950 Mauna Loa has erupted only twice, in 1975 and 1984. The 1975 eruption lasted 1 day. The 1984 eruption lasted 3 weeks.