U.S. News and World Report: Millions around the world wake up and brew a cup of coffee before they start their day. But for many involved in the industry, a caffeine buzz isn't keeping them up at night--instead, what's causing insomnia is the increasing difficulty that climate change causes coffee farmers.
Other than oil, coffee is the world's most traded commodity. Each year, more than $15 billion worth of coffee is exported from 52 countries--many of which are still developing and rely on the crop to buoy their economies....