"Balcony solar" legislation is gaining traction at the state level as officials look for ways to lower household energy costs. According to late-March reporting from Canary Media, all six New England states have considered measures to legalize or clarify the use of small plug-in solar panel kits that can be set up on a porch, in a yard, or on an apartment balcony. The outlet reported that more than 20 states nationwide have been weighing simila…