xxxx 21/11/2009 10:34:10 is cogeneration from waste gases in cement is renewable energy is waste heat recovery plant considered as renewable source or not related to cement plant?if yes what are the government agencies certifies it as renewable energy rajesh Michael Clark 24/11/2009 14:26:42 Waste heat recovery is related to the cement plant from which the waste heat is being recovered and cannot be said to be renewable - it is recoverable. Whether such projects would qualify for carbon credits will depend on the individual project.