Tauren Dyson, writer for UPI: A century ago, only 15 per cent of the Earth's surface was used by humans to grow crops and raise livestock," James Watson, a professor at University of Queensland's School of Earth and Environmental Sciences, said. "Between 1993 and 2009, an area of terrestrial wilderness larger than India -- a staggering 3.3 million square kilometers -- was lost to human settlement, farming, mining and other pressures."
Bjorn Lomborg - What do global problems cost us? Review: A new way to compare global problems. "This book is a bracing tonic. An excellent survey for students, teachers, and the general public with a wealth of thought-provoking material. If you want to know how the world is doing, and get hard, comparable numbers to back it up, this is where to go."