Authorizes the Department of Natural Resources to make grants, as funds are available, to public entities in order to further any of the services, purposes, duties, responsibilities, or functions vested in the Department. Regulations promulgated under the law (Georgia Comp. R. & Regs. 391-7-2-.01--.04) established the Radon Awareness Grant Program to provide funds to local governments and community-based organizations to address radon issues in their communities.