California is in the middle of a crushing, and steadily worsening, drought. It's also one of our top agricultural producers. So just what does this drought mean for our food supply?
Top image: California riverbed, post-drought / NOAA.
These twin infrared satellite images, taken three years apart of the same region in Northern California in 2011 and 2014 give some indication of what we might expect:
Though the red glow spread out over the land may look alarming, it's actually it's absence that is concerning. The red color indicates photosynthesis activity, and is a pretty good indicator of how agriculturally productive a region is.