Summary:
- The article discusses the 125th annual Christmas Bird Count, a citizen science initiative where volunteers across North America count birds over the holiday season.
- The data collected by these volunteers helps scientists track changes in bird populations and distributions, which can provide insights into the impacts of climate change and habitat loss on the environment.
- The article highlights how the bird count has allowed researchers to observe shifts in bird migration patterns and the decline of certain species, underscoring the importance of citizen science in monitoring environmental changes.