The Republic reviewed building codes for 40 Arizona cities and assigned each a climate score based on the efforts being made to make housing more sustainable.

They are in the USDA's Zone 9b, Sunset's Zone 12, AHS' Zone 8 and Arizona's Zone 4. Together, that means gardeners should grow plants that survive in temperatures as low as 25 degrees.

Out of curiosity, I called Hunter’s Nursery in the town of Big Bear Lake to see how Japanese maples fared in Sunset Zone 1B, which is the coldest zone in Southern California.

Arizona's wine regions are some of the most up-and-coming in the country. In May, Wine Enthusiast named Sonoita, Arizona, as one of the five regions vying to become the next Napa Valley.Its cooler ...

Climate scientists prefer to use 50-100-year time spans to measure climate change, federal officials said. Changes like this are what you would expect in a warming world ...

Climate was an easy, abundant, low-cost product to sell. Twenty years and $330,000 in community funds put toward this “proven, prosperity-producing program,” according to TSC club fundraising ...

The U.S. Department of Agriculture’s ” plant hardiness zone map ” was updated Wednesday for the first time in a decade, and it shows the impact that climate change will have on gardens and ...

Arizona may be immune from the devastating impacts of coastal hurricanes, but the state faces other climate risks that can be costly and deadly. Why it matters: As our warm seasons get hotter and ...

The U.S. Department of Agriculture’s Plant Hardiness Zone Map, updated Wednesday, shows the impact that climate change will have on gardens and yards across the country.

Boston University plant ecologist Richard Primack, who was not involved in the map project, said, “Half the U.S. has shifted to a slightly warmer climatic zone than it was 10 years ago." ...