In southern california the sun shines often. Stone Brewing Co., working with Borrego Solar, has invested in a $2.5 million solar system to help with environmental conservation. Stone's 312kw system consists of 1,561 roof-mounted solar modules, plalcing it in the top 12% of solar energy systems in California in terms of size. The system will supply up to 43% of the brewery's energy needs. If you have not visited the brewery, do it. The outdoor patio and garden is quite a treat. Read more about it here.