This transformed what was a high mountain tree-filled landscape into the alpine tundra ... caused the temperature to plunge ...

High in the windswept mountains lies a forest unlike any other — home to the oldest living trees on Earth ... beautiful landscape where time feels suspended, and every twisted trunk tells ...

Fire is a critical tool in the management of longleaf pine habitat ... With fewer trees per acre, they're open and airy. A healthy, mature longleaf forest will likely have less than 50 trees ...