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The arrival of a pesky family of rabbits or lilacs so heavily leaf-spotted by fungal disease that they defoliated in August just don’t feel like legitimate problems against such headlines.

As Black notes, however, a great deal of “unfinished business” remains, and he gives one example: Forty-four provinces in Vietnam were defoliated, but “humanitarian aid for dioxin-related disabilities was reaching only eight of them.”

If tomato hornworms try to defoliate your plants, there’s a wasp for that, too — more than one, in fact.

The browntail moth is a scourge in America’s most forested state, where it defoliates trees and causes a rash in humans that resembles poison ivy.

The plant in his hands was a Palmer amaranth descendant that had demonstrated resistance to 2,4-D, one of two active ingredients in compounds used to defoliate forests during the Vietnam War.