EVs are pretty great for getting around major metropolitan areas, but many still feel some range anxiety when it comes time to leave the city limits. True, purpose-built charging stations are few and far between at the moment, but there's another charging option for those who enjoy going green and crave the open road: campgrounds. Turns out the 50-amp, 240-volt RV hookups found in such places can do double duty as juice dispensers for the depleted batteries in your