ASTM is the leading provider of construction materials standards and operates as a worldwide EPD program operator. ASTM has developed over 12,800 standards to support quality, safety and performance of all classes of products. Climate earth has worked closely with ASTM for over 7 years, both to verify our advanced EPD generation systems and as the verifier for over 50 customer EPDs and EPD Generation Systems for over 300 plants in North America.