Innovations in Solar and Surprising Sources of Traffic Jams

This time, Cathi Bond talks about Heliogen, which seems to have had an early stage breakthrough in using Concentrated Solar Power systems to get to temperatures of >1,000 degrees C, enough to power industrial processes, as opposed to just generating electricity. More details at New Atlas.

Nora Young talks about why the spike in traffic problems may be due to our convenience economy, especially quick delivery of online ordering, and ride hailing. See this well-researched Boston Globe article. 

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