SciShow Talk Show: Dr. Heiko Langner on Birds and Bioaccumulation

The video features a discussion with Dr. Heiko Langner about mercury contamination, its sources, and its impact on ecosystems. The conversation covers the dangers of mercury from mining activities, particularly in Montana, and the research conducted to identify and mitigate these sources. The study of mercury's effects on ospreys is highlighted, showing how mercury bioaccumulates in aquatic food chains. The video concludes with a segment on Alexandrian parakeets, discussing their characteristics and conservation status.

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