For 12 years, scientists thought they knew how much extreme heat human bodies could cope with. New research shows how wrong ...

Sometimes called “growing zones” or “gardening zones,” USDA plant hardiness zones refer to areas of a map developed by the ...

CalFire released its fourth and final round of color-coded hazard maps. Different colors come with different rules.

Dallas hopes new climate data can help shape strategies to combat the urban heat island effect that makes some areas 10 ...

Cal Fire added at least 2.8 million Californians to fire hazard zones. Here's how to check which zone you're in and what that ...