More Americans are choosing burials in which everything is biodegradable.

A green burial honoring Joy Doherty at Larkspur Conservation, about 40 miles outside Nashville.Credit...Orion Pahl/Larkspur Conservation

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By Paula Span

Our annual family vacation on Cape Cod included all the familiar summer pleasures: climbing dunes, walking beaches, spotting seals, eating oysters, reading books we had intended to get to all year.