Geothermal energy in the United States Geothermal Data System (NGDS). Through the NGDS, many older paper archives and drill logs that are stored at state geological surveys are now being digitized and made available for free to the public. The underground hot water and steam used to generate geothermal power may contain chemicals that could pollute the air and water if released at the surface. Hydrogen sulfide, which is toxic in high concentrations, is sometimes found in geothermal systems. Newer methods of generating geothermal power separate the hot steam collected underground from the steam used to power turbines, and substantially reduce the risk of releasing air-polluting
Notes from the Underground (Hollywood Undead album) Notes from the Underground (Hollywood Undead album) Notes from the Underground is the third studio album by American rap rock band Hollywood Undead. Originally set to release in Summer 2012, "Notes from the Underground" was released on January 8, 2013 in the United States and Canada. The album charted at No. 2 on the Billboard 200 with over 53,000 copies sold in its first week, making it their highest charting album to date, despite its predecessor "American Tragedy" selling around 67,000 copies in its first week. The album has spawned a generally positive reception. Following extensive touring throughout 2011 to