On the 25 of September marks 'Earth Overshoot Day', after which date humanity begins to live beyond its ecological means for 2009, according to the Global Footprint Network, an NGO. As of tomorrow, the world will be living at an ecological deficit, consuming natural resources more quickly than the planet can regenerate them over 365 days....

http://www.footprintnetwork.org/en/index.php/GFN/page/earth_overshoot_day/
http://www.euractiv.com/en/sustainability/earth-green-overshoot-starts-today-ngo/article-185753