A new law repeals the state mandate for reflective roofs that are meant to lower temperatures and reduce energy costs.

With Tennessee's diverse landscape and climate, there are multiple different growing zones, or plant hardiness zones, in the Volunteer State. These zones, designated by the U.S. Department of ...

According to Amy Dunlap, University of Tennessee Knoxville extension ... Are the changes in zone due to climate change? According to the USDA, the changes in the zones are not indicators of ...

Climate change may be a factor ... Kentucky, Missouri and Tennessee, where temperatures warmed as much as 5 degrees. Some zone changes reflected how data was collected, he said, which included ...

Hardiness zones are based on the lowest average minimum temperature. Because of climate change, Middle Tennessee's average winter and nighttime temperatures are going up. But while the hardiness ...