In this Sept. 11, 2012 photo, a four-wheel-drive vehicle follows a large mining truck as it makes its way to the top of a Boggabri coal mine near Gunnedah, Australia, 450 kilometers (28

 

              In this Sept. 11, 2012 photo, a four-wheel-drive vehicle follows a large mining truck as it makes its way to the top of a Boggabri coal mine near Gunnedah, Australia, 450 kilometers (28
In this Sept. 11, 2012 photo, a four-wheel-drive vehicle follows a large mining truck as it makes its way to the top of a Boggabri coal mine near Gunnedah, Australia, 450 kilometers (280 miles) northwest of Sydney. Soaring coal prices fueled by China’s economic growth have made mining parts of the Australian landscape far more lucrative than farming it. (AP Photo/Rob Griffith)