Huffington Post: Quick, name a climate solution for cities which helps lower carbon emissions, protects vulnerable people who live there, and even helps students get better grades. Give up? The answer is urban forests and you're not alone if you didn't come up with the answer. After all, most of us see the trees woven into our city streets and parks as just a pretty, cinematic backdrop for urban life. Nice to look at, certainly, but not profoundly important when compared to better mass transit and other steps cities...