State of the World’s Birds, 2013

Threats to the 1,313 globally threatened birds:


BirdLife International has just released their latest State of the World’s Birds report, and the findings continue to sober.  Here’s just a taste, for example, these images of Important Bird Areas:



One fascinating piece of the report addresses the perspective of cost in protection of biodiversity.  For example, it is estimated that ecosystem services, provided free from nature, save the global economy approximately $48 trillion each year (compared to the estimated $70 trillion in the global economy). The worldwide expenditure on reserves is approximately $8 billion, and it is estimated that an expenditure of $80 billion would be sufficient to “virtually halt human-driven extinctions”.  In comparison, agricultural subsidies total $252 billion per year.

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