Long known as a potential power source, geothermal energy - heated water from within the Earth - is now being tapped. This book outlines those efforts and looks to the future. More →
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809 records found. Displaying 251 - 260.
809 records found. Displaying 251 - 260.
by Tamra B. Orr
by Linda Crotta Brennan
by Sandra Buczynski
by Susan H. Gray
by Cecilia Minden
by Robert Green
by Barbara A. Somervill