Speaking of drought, John Fleck is on a field trip along the Colorado River, blogging up a storm, flooding the zone and getting his feet wet in all kinds of puddles.
Here's his remarkable picture of the Colorado River just below the Morelos Dam, which was opened recently for an environmental experiment in the former wetlands of the river's delta. Here are some of John's many thoughts on that, and here he puts this pulse flow into its context.
All of his recent posts have trenchant observations that are worth checking out. Why should you care, if you don't live in the US southwest? Because when they run out of water in the next couple of decades, they will be coming to you asking for some of yours.