This is a little weird pebble I found in northern Los Angeles County. Green with a tiny botryoidal texture on one side. I'm not exactly sure what it is, though my apps go back and forth with green chalcedony or nephrite jade, neither of which would be super out of place here.

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I know you’re just dying to see a cute little grebe diving, swimming underwater, chasing food and then popping back up again in the clear waters of Convict Lake, right?

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“After colonisation, everything in the sediment core changes. Hot fire becomes dominant, shrubs thicken, eucalypt cover surges to nearly four times pre-colonial levels, and open woodland becomes today’s flammable forest… A wilderness that colonisation built.” theconversation.com/colonisation...

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Some scenes from the 10/17/1999 M7.1 Hector Mine earthquake. I was flying back from doing fieldwork in Turkey related to the 8/17 Izmit earthquake. I was admiring the faults of the Mojave through the plane window with no idea that a big earthquake had happened. Found out when we landed.

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Atop a methane seep from the Cretaceous seafloor, looking out at other methane seeps, made of clams and tube worms 75 million years ago at the bottom of the Western Interior Seaway

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