Inadvertent Visitors

When I was a kid in northern California, we used to go to the ocean beaches of Marin County on the weekends. The long, sweeping scythes of Drake’s Beach and Limantour still count among my favorite ocean shorelines. Beachgoers wore swimsuits on warm days, but we could always tell the tourists from the locals because…

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Wind Barriers

Walking on Limantour Beach in Marin County, California, we had to make our way against major headwinds. Small groups of ankle-high bluffs dotted the long beach. They were clumps of knotted dry seaweed which prevented the sand from being blown smooth and flat, an unexpected illustration of the relationship between vegetation, sand, and erosion, reflecting…

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