... amidst adverse market conditions and increasing costs. During 2006, EIA data show declines in the number of green power customers in Washington, D.C. and Virginia but gains in Texas, Maryland, ... Challenges Over the past two years, utilities and their marketing partners have increased the use of green power challenges” to increase participation and awareness for their green pricing ... Bellingham and Beaverton, as well as Santa Clara, CA, Palo Alto, CA, and Bend, OR. Emerging Markets for Energy Savings Certificates For a number of years, the concept of creating, and even trading,...