Wheat Ridge, Colorado - A sign on an ash tree in suburban Denver warns about the Emerald Ash Borer, an invasive species which has killed many millions

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Wheat Ridge, Colorado - A sign on an ash tree in suburban Denver warns about the Emerald Ash Borer, an invasive species which has killed many millions of ash trees in the eastern two-thirds of the United States.

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Size: 3808px × 5712px
Location: Wheat Ridge, Colorado, United States
Photo credit: © Jim West / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: agrilus, america, ash, beetle, borer, colorado, denver, emerald, insect, invasive, pest, planipennis, ridge, sign, species, states, tree, united, usa, vertical, warning, wheat