In this ‘Chart of the week’, we look at how prevalent green supply has become, unpick some of the drivers behind this, and look at the challenges now facing consumers, suppliers and policy makers confronted by a sea of green.
Over recent years, we estimate the percentage of households with ‘green’ suppliers – those only offering electricity tariffs backed by Renewable Energy Guarantee of Origin certificates (REGOs) – has rocketed from less than 20% to 65%.