If you treat them right, trees can shade your house, beautify your property, and even save you money on energy. But diseases, pests, or extreme weather can impact the sturdiest oaks. And even healthy ...

Bald Cypress swamp at Atchafalaya basin in Louisiana. When is a tree not a tree? We often think of urban trees as simply poles in the ground, islands unto themselves, but they are ecosystems all their ...