Welsh home installs UK's first Tesla Powerwall storage battery | Environment | The Guardian

http://www.theguardian.com/environment/2016/feb/05/welsh-home-installs-uks-first-tesla-powerwall-storage-battery?utm_source=esp&utm_medium=Email&utm_campaign=Green+Light+main+050216&utm_term=155207&subid=11219&CMP=EMCENVEML1631