Intensive agriculture identified as silent killer of Europe's bird populations

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🗞️ Driving the news: A team of over 50 researchers has determined that the use of pesticides and fertilizers in intensive agriculture is the leading cause of bird population decline in Europe
• This study, which utilized data from thousands of citizen scientists across 28 countries, found that bird numbers have fallen more than a quarter since 1980, with a more than 50% decline among farmland species

🌎 Why it matters for the planet: The decline in bird populations is indicative of broader environmental degradation
• Intensive agriculture, which has been increasing across Europe, has led to a "trophic cascade" up the food chain due to the mass killing of invertebrates as pests
• Urbanization, the second most significant factor, is also on the rise, with dwindling green spaces in cities and changes in architecture affecting urban-dwelling bird species

🔭 The context: The study, published in the Proceedings of the National Academy of Sciences, examined how 170 bird species responded to four widespread manmade pressures: agricultural intensification, forest cover change, urbanization, and the climate crisis

⏭️ What’s next: The researchers argue that only the "rapid implementation of transformative change in European societies, and especially in agricultural reform" can save the continent's bird populations

💬 One quote: "Increasing our reliance on pesticides and fertilizer has allowed us to farm more intensively and increase output, but, as this study clearly shows, at a huge cost to our wildlife and the health of the environment." (Alice Groom, RSPB)

The full-length article was published in the Guardian