In a letter to the Salem News, CEO of Groom Energy John Guerster reminds us that clean energy technologies are putting Massachusetts residents to work:

Clean energy companies in Massachusetts already employ 64,000 people, and that number is growing. The industry added more than 4,000 jobs in 2010, a growth rate of almost 7 percent, and that rate will likely double in 2011. Whether providing energy services, like my own company, or pushing disruptive technologies for electric vehicle batteries, solar thermal, smart grid or wind, clean energy firms are growing and expanding in Massachusetts every day. Read more.