June marked a 0.9% decrease in sales of construction materials and supplies after three months of increases, according to the Producer Price Index Report by the U.S. Department of Labor. Concrete product prices declined 0.2% for the month, unchanged for the second quarter, and down 2% from last year.

Looking toward the future, Green Building Materials: A Global Strategic Business Report claims the world's market for green building materials will reach $406 billion by 2015, due to an increase in global environmental awareness. Read more at www.abc.org.