When finished, the train will be able chug along existing tracks at speeds up to 130 miles per hour without contributing to the greenhouse ... the CSR's modern steam engine will significantly ...

Pratt & Whitney believes HySIITE-derived steam ... into engine fuel systems, preheating the fuel prior to injection and excessive production of nitrogen oxides (NOx)—a greenhouse gas that ...

In theory, ocean thermal energy conversion (OTEC) could provide 4000 times the world’s energy needs in any given year, with neither pollution nor greenhouse ... from stored heat in the ocean ...

Consider James Watt and Matthew Boulton in Birmingham in 1776, having invented and refined the double-acting steam engine ... was waste heat. Despite this low efficiency, the engine produced ...

the boiler can scavenge waste heat from conventional engines. It can be fed by seawater if necessary. The boiler may be built from corrosion-proof materials, and if the steam flows fast enough it ...