Verified70% confidenceFactExact time
联合国大学报告显示2022年全球产生电子废弃物6200万吨，其中仅22.3%通过正规渠道回收
4
Sources
70%
Confidence
Long-term
Relevance
7/8/2026
First Seen
Sources
Open-Source Repairable Printers: Breaking Closed Ecosystems and Ending E-Waste
hackernewshackernews7/5/2026
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