The Minnesota Department of Agriculture has quarantined Carlton County after discovering infestations of an invasive ash-tree killing beetle across the southeastern portion of the county. Even though ...

Schweinfurth Art Center in Auburn and Stone Quarry Art Park in Cazenovia collaborated this summer to create three exhibits ...

"Its deep, undisturbed waters have acted like a natural time capsule, trapping layers of sediment year after year, each ...

If you live in Nevada, you may notice a sticky residence appearing on your trees as swarms of bugs feast on it. Here's what ...

From cocktail bars in downtown Phoenix to saloons in Scottsdale, when it comes to the best nightlife in metro Phoenix, these ...

The sprawling sandstone hills and cliffs of Red Rock Canyon National Conservation Area draw outdoor enthusiasts from all over the world, but the area is far from a secret. If you're really looking to ...

Browse 28,500+ oak leaf stock illustrations and vector graphics available royalty-free, or search for oak tree or acorn to find more great stock images and vector art.

Natural selection is acting upon thousands of locations within the ash tree DNA, driving the evolution of resistance as the ...

The City of Omaha will immediately begin treating healthy ash trees on city property with an insecticide that kills the emerald ash borer, Mayor Jean Stothert said Wednesday.

Local officials are urging Ohio lawmakers to include funding in the state budget for an ash tree removal program, citing growing concerns over flooding.

Question: My ash tree and sycamore tree are losing leaves, which are somewhat disfigured and have blackened areas on the leaves. What should I do? Answer: Recent rains have led to a buildup of ...