The Bay Area experienced record-setting heat last week, with temperatures reaching up to 115 degrees in some parts, threatening to overload the state’s power grid.  It won’t be the last. Climate change makes it even more likely that these heat waves will be more frequent and severe. So today, we talk about takeaways from the historic heat wave, and how we just barely avoided rolling blackouts this time around. Guest: Dan Brekke, KQED editor and reporter  Read the transcript Your support makes KQED podcasts possible. You can show your love by going to https://kqed.org/donate/podcasts. This episode was produced by Alan Montecillo and Maria Esquinca, and hosted by Ericka Cruz Guevarra.