US cities are losing 36 million trees a year. Here’s why it matters

If you’re looking for a reason to care about tree loss, the nation’s latest heat wave might be it. Trees can lower summer daytime temperatures by as much as 10 degrees Fahrenheit, according to a recent study.If you’re looking for a reason to care about tree loss, the nation’s latest heat wave might be it. Trees can lower summer daytime temperatures by as much as 10 degrees Fahrenheit, according to a recent study.