The term 'Arctic Menace' refers to the environmental and economic threats posed by climate change in the Arctic region. The crossword solution for the term 'Arctic Menace' is 'Berg, ' which is a German word meaning 'MOUNTAIN.' This term is used to describe the large ice formations that are found in the Arctic region, which are melting due to rising temperatures caused by climate change. As these ice formations melt, they can cause flooding, coastal erosion, and other environmental and economic damage.