UNIT: Million arrivals
Many in developed nations think nothing of travelling thousands of kilometers for a week’s holiday or even a weekend. In a single generation, commercial airlines have transformed how many travel, and experience our planet. Tourism has risen exponentially and is a key feature of globalization. Lighter materials and better engine technologies are making aircraft more fuel efficient, but this is outweighed by increasing demand for flights.
Graph Caption: Number of international arrivals per year for the period 1950-2010.
Sources: Data for 1950-1994 are from UNWTO (United Nations World Tourism Organization) 2006 and data for 1995-2004 are from UNWTO 2011, data for 2005-2010 are from UNWTO 2014.