Water troubles continue to plague farmers in California as the state tries to find a solution to its drought problems. Several regions are considering options to lessen the woes, including looking at new legislation and water transfer deals.

There’s nothing stinky about a plan to turn manure into cash. It might be a dirty business, but the results can be a boon to dairymen around the globe. A group of scientists led by Aicardo Roa Espinosa, founder of Madison, Wisconsin-based Soil Net LLC, is working on a $9 million research study that uses polymer to separate manure.

California, as the country’s largest dairy state, likes its cows. But it’s also trying to clean up its air quality. So it’s asked dairymen to pitch in. Could the rest of the country someday request the same? In an effort to improve air quality, the San Joaquin Valley Air Pollution Control District amended Rule 4570 that applies to livestock owners in the central region of the state several years ago.