The challenge of sinkholes

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[box] There are thousands of documentaries out there clamoring for attention, but, in our view, they are not all as compelling as the selections we present here. Note that this is all about knowledge, curiosity, the scientific impulse in us. Thus many of our choices are not political in the narrow sense. But they are still worthy of your time.[/box]

[dropcap]R[/dropcap]elentless human activity and planetary warming are worsening the challenges long presented by sinkholes around the world.

https://youtu.be/wVGFJeIxOsA

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