Tourism is not only contributing to climate change, but is also affected by it. Some of the negative impacts that the world risks, as a result of global warming are, rising sea levels, storm surges, drought, diseases and heat waves. Such impacts will keep tourists away from holiday destinations. For example, less snow in the ski resorts means shorter skiing seasons in the Alpine regions; vulnerable ecosystems risk harm because of rising temperatures and less rainfall; and in coastal regions high value tourism infrastructure will suffer increased risk (UNEP 2001).