Unverified50% confidenceFactExact time

室外新鲜空气的CO2浓度约在400-420 ppm

1

Sources

50%

Confidence

Long-term

Relevance

7/6/2026

First Seen

Sources

Is CO2 Your Team's Hidden Performance Bottleneck? How Air Quality Affects Cognitive Efficiency

hackernewshackernews7/4/2026

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