Bird populations dive in part due to climate change, says Alberta naturalist

[news]

https://i.cbc.ca/1.5220677.1563823945!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_460/bird-monitoring-project-at-leighton-art-centre-near-millarville.jpg A naturalist says bird populations can be an effective measurement of the state of the environment in the last 50 years, which makes monitoring programs all the more valuable.


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