Product Description: The thermal use of the shallow subsurface is increasingly being promoted and implemented as one of many promising measures for saving energy. A series of questions arises concerning the design and management of underground and groundwater heat extraction systems, such as the sharing of the thermal resource and the assessment of its long-term potential...read more

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Explores the nature, location, and causes of hot springs, including those that gush hot water and steam into the air and are called geysers