It's an important day for the future of solar energy in California. Three environmental groups are set to go before the state Supreme Court to challenge a state policy on solar panels. Guest: Malena Corollo, CalMatters and The Markup The California Air Resources Board has launched a mobile monitoring program to collect pollution data from neighborhoods suffering from poor air quality. Reporter: Manola Secaira, CapRadio Learn more about your ad choices. Visit megaphone.fm/adchoices