“Of the 1,156 publicly-listed companies, regions and cities that have so far made net-zero pledges … [more than half] are little more than vague commitments or proposals,” according to a new UN report. Even when proper promises to cut emissions are in the picture, “Audi, Volkswagen, Daimler – now Mercedes-Benz – and BMW commissioned Bosch to …
Tag archives: renewable energy
Renewable energy and technological debt
Renewable energy is a bit like oil.
Why a pump to move molten metal is awesome
The conversion of one form of energy into another is more efficient at higher temperatures.1 For example, one of the most widely used components of any system that involves the transfer of heat from one part of the system to another is a device called a heat exchanger. When it’s transferring heat from one fluid …
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Curious Bends – nuclear Himalayas, tiny Indians, renewables victory and more
1. 50 years ago a bomb’s worth of plutonium was lost on India’s second highest mountain. The mystery remains unanswered “In October 1965, the US’ Central Intelligence Agency (CIA) and India’s Intelligence Bureau (IB) joined hands in a clandestine mission to install a nuclear-powered sensing device on the summit of India’s second highest peak, also one of …
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