A closer look at the curious behavior of bears as they scratch, rub, and shimmy against trees revealing how these actions are used for scent marking, communication, and simple self-care in the wild.

Melissa Breyer was Treehugger’s senior editorial director before moving to Martha Stewart. Her writing and photography have been featured in The New York Times, The Guardian, National Geographic, ...

It's a freezing, foggy morning as the Searoad Mersey II docks at Melbourne Port. We've had a tip-off that the truck we're looking for is on board. Hours later, it appears, loaded with Tasmanian logs.