A Cubic Mile of Oil Quotes

“Production of concrete is the third largest contributor of greenhouse gas emissions after electrical power production and automobiles. Moreover, the process used today is essentially the same as that used 150 years ago. Since cement manufacture is responsible for about 5% of global energy use and greenhouse gas emissions, reducing energy requirements for concrete manufacture could have a significant impact on both energy and the environment.”
― Hewitt Crane, A Cubic Mile of Oil: Realities and Options for Averting the Looming Global Energy Crisis