A small lake is seen amongst sand dunes in the Tanami Desert located in Australia's Northern Territory July 15, 2013. The frontrunner to become Australia’s next prime minister, Tony Abbott, holds ambitious plans to develop the country's sparse and inhospitable north by 2030 to attract a new wave of mining investment and boost agricultural exports to Asia. Picture taken July 15, 2013. REUTERS/David Gray (AUSTRALIA - Tags: ENVIRONMENT BUSINESS POLITICS)