Jimmy Sferes and Jennifer White (of the Green Heart Institute) have a shared passion for the environment and for fine acoustic music. From wind-powered studios to CDs in eco-friendly packaging to “Carbon Neutral Tours,” their performances are both entertaining and sustainable. Their specialized Eco-Tones presentations (www.eco-tones.com) combine education for greener living with thought-provoking songs. Perfect for house concerts, green events, or a unique keynote address. It’s music that’s great for your ears and good for the planet.