The State of the World’s Birds

Recently, 'The State of the World’s Birds', an annual review of environmental resources was published.

• The study reviewed changes in avian biodiversity using data from the International Union for Conservation of Nature’s Red List to reveal the changes in fortunes of all the global bird species.
• Since birds are highly visible and are sensitive indicators of environmental health, collating and analysing bird data not only helps understand their condition, but also offers an unparalleled insight into the health of the natural world as a whole.

Key Findings

• Almost half of the 10,994 recognised extant species of birds are threatened owing to ....