Another major global trend – and one not easily controlled – is the global rise in temperature. Most debates are currently focused on the extent of human agency and on the nature of the causes of climate change. Should climate change have the effects popularly predicted – by no means a fait accompli – then geostrategy will return as an important factor in interna- tional politics. The strategic consequences of climate change include refugee problems, the commercial and military impli- cations of new maritime lines of communication, and the danger that minor rivalries may develop into dangerous con- flicts. For example, ethnic tensions.
