State of the birds report 2009

Source: North American Bird Conservation Initiative
"Birds are bellwethers of our natural and cultural health as a nation—they are indicators of the integrity of the environments that provide us with clean air and water, fertile soils, abundant wildlife, and the natural resources on which our economic development depends. In the past 40 years, major public, private, and government initiatives have made strides for conservation. Has it been enough? How are birds faring?"