When you take Biology 101 in college, one of the first terms you learn is “limiting factors to growth.” Where plants are concerned, the primary limiting factor is cold. If you look at the USDA climate ...

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.

Zone 1 has the coldest average winter temperature and Zone 13 (USDA map) and Zone 24 (Sunset map) have the warmest average winter temperature.

Energy Exploration & Exploitation, Vol. 38, No. 5 (September 2020), pp. 2079-2094 (16 pages) The local climate zone (LCZ) scheme is now used to investigate urban heat islands, which provides ...

The 2015 International Energy Conservation Code (IECC) includes changes that address more climate zones. One of these new zones is targeted to tropical areas including Hawaii, Guam, Puerto Rico, ...