Appointed Minister for the Environment and Conservation, Cass was unsuccessful in seeking to prevent the flooding of Lake Pedder in Tasmania but did lay the groundwork for the end of sandmining on Fraser Island and government protection of the Great Barrier Reef.
Cass was appointed Minister for the Environment and Conservation. Cass was unsuccessful in seeking to prevent the flooding of Lake Pedder in Tasmania. Cass did lay the groundwork for the end of sandmining on Fraser Island. Cass did lay the groundwork for the end of sandmining on government protection of the Great Barrier Reef.