The U.S. Environmental Protection Agency has issued a final rule prohibiting ongoing uses of chrysotile asbestos, the only known form of asbestos currently imported, processed or distributed for use in the U.S.
Most complex DOE nuclear waste site remediation seeks record $3.1B funding for fiscal 2025 as core 10-year management contact is finally awarded after long bidding dispute.
Grant Quasha is the CEO of Eco Material, a leading producer and supplier of cement products using selective cementitious materials (SCMs) and other alternative material sources. The company has made significant investments in recent years to expand its supply of SCMs beyond traditional sources of waste materials produced by coal-fired power plants. Quasha spoke with ENR about the current and future prospects for alternative materials in the cement supply chain.