How to Measure Relative Humidity

[@paleontologicalresearchins9790]

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[@LouisDerry]

Cool presentation of a tricky but important concept!

[@kodiejc4202]

thanks Alex, it's hot as sh!t and I'm so heated, I needed an explanation. Great explanation 👌

[@Kumupaaikaaina]

The consistent increase in surface temperature for shade/grass/pavement = 74/94/114 is kinda astonishing, and a compelling argument for more trees in urban areas!

[@science212]

Nice.