Good news for planet Earth.

The Colorado River, which supplies water to 35 million people and four million acres of irrigated agriculture across seven states (plus two in Mexico), is running dry after 15 years of drought. That's both a problem and an opportunity for impact investors.

The MENA region has timidly begun on a path to making its societies climate-ready and its energy policies climate-friendly. Given its resources, it can play a central role in moving to the new climate economy. And yet despite progress, there is still a long way to go.