article thumbnail

University of Alberta Researchers Find That Oil Sands Industry Is Releasing More Pollutants Into Athabasca River System Than Previously Estimated

Green Car Congress

New research from a team at the University of Alberta, Canada, finds that Alberta’s oilsands industry is releasing more pollutants into the Athabasca River, its tributaries and its watershed than previously estimated. An open access article on their study was published online in the journal Proceedings of the National Academy of Sciences.

Oil-Sands 210
article thumbnail

Taking the Measure of the Earthquake That Destroyed Tokyo

Cars That Think

Palmieri’s seismograph consisted of U-shaped tubes filled with mercury. When the ground shook, the mercury would close an electrical circuit and stop an attached clock. An abridged version of this article appears in the September 2023 print issue as “The Earthquake That Was Too Big to Measure.”

Japan 122
article thumbnail

Process for Hydrogen Production from Sodium Sulfite Solutions Resulting from Capture of SO2 from Coal Flue Gas

Green Car Congress

under illumination from a low pressure mercury lamp. Article ASAP doi: 10.1021/es903766w. Results from using the ultraviolet (UV) photolytic process for production of hydrogen from aqueous Na 2 SO 3 solutions showed that the quantum efficiency of hydrogen production can reach 14.4% Cunping Huang, Clovis A.

Sodium 186
article thumbnail

With this Ruby Laser, George Porter Sped up Photochemistry

Cars That Think

student in chemistry at the University of Cambridge in 1945, he found the equipment there “remarkably primitive,” as he told an interviewer in later life. George Porter’s flash of insight at a lighting factory On a trip to collect a mercury arc lamp for the searchlight, Porter saw flash lamps being made at a Siemens factory.

BBC 97
article thumbnail

Indiana U study suggests cost-effectiveness of EPA air quality regs more uncertain than commonly believed

Green Car Congress

A new study by researchers at Indiana University suggests the estimates are more uncertain than commonly accepted. The bulk of these regulations require national emissions standards for hazardous air pollutants; analysis includes the Mercury and Air Toxic Standards and the Cross State Air Pollution Rule. Good and John D.

Indiana 150
article thumbnail

Lotfi Zadeh and the Birth of Fuzzy Logic

Cars That Think

Fuzzy theory is wrong, wrong, and pernicious,” said William Kahan, a highly regarded professor of computer sciences and mathematics at the University of California at Berkeley in 1975. Kalman in 1972, who is now a professor at Florida State University in Tallahassee. This article was first published as “Lotfi A.

article thumbnail

Science Fiction Short: Hijack

Cars That Think

So IEEE Spectrum is making one of its occasional forays into science fiction, with a short story by Karl Schroeder about the unexpected outcomes from building a computer out of planet Mercury. E In a 2013 study, Sandberg and his colleague Stuart Armstrong suggested deploying automated self-replicating robots on Mercury to build a Dyson swarm.

Mercury 129