Boston Globe: Jumping on the environmental bandwagon, Millipore Corp. plans to unveil a promise today to cut its greenhouse gas emissions by 20 percent over the next five years. The Billerica life-sciences equipment maker said it will use a number of methods to reduce its environmental impact, including closing some small, less efficient manufacturing plants, constructing buildings that are more energy efficient, and upgrading old facilities to use less energy. “Both individuals and …