LINCOLN, Neb.–(BUSINESS WIRE)–The Arbor Day Foundation and The Davey Tree Expert Company are unveiling a new online tool to educate homeowners and tree planters about how climate change is impacting the country’s future plant hardiness zones. “Climate change is already affecting people and the planet in so many ways and those changes are even impacting the types of trees we should be planting in our own yards and community green spaces,” said Dan Lambe, CEO of the Arbor Day Foundation. “These