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governments will need to retire inefficient, fossil-fueled equipment—whether power plants or automobiles—faster than they might otherwise.
Bill Gates • How to Avoid a Climate Disaster: The Solutions We Have and the Breakthroughs We Need
Fourth, the gas turbine, the most important prime mover of modern flight, is now entering the fourth generation of service after a remarkably fast progression from Frank Whittle's and Pabst von Ohain's conceptual designs to high-bypass turbofans
Vaclav Smil • Global Catastrophes and Trends: The Next Fifty Years
The successful experiments that persuaded H2 to react with CO2, using iron–sulfide catalysts, worked best at pressures of around 100 bar, equivalent to an ocean depth of about 1 kilometre. If life did start in deep-sea hydrothermal vents, then pressures of hundreds of bars would be typical, which of course might in itself favour deep-sea hydrotherm
... See moreNick Lane • Transformer: The Deep Chemistry of Life and Death
Jim
@jiim
During America’s time as an English colony, Washington ran a fishing operation that processed 1.5 million fish per year and sold them throughout the 13 American colonies and the British West Indies. The mill he built ground 278,000 pounds of flour annually that was shipped through America and even exported to England and Portugal. In the 1790s, dur
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