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Cold-water laundry detergents, fuel-saving tires, energy-efficient ball bearings, emissions-saving data centers. Corporations are increasingly claiming that their goods and services reduce emissions. But there is a big problem: These avoided emissions claims are often unverifiable or inaccurate.

“5G+折叠屏”燃爆 手机厂商MWC上各出新招_中国江苏网 ...:2021-2-28 · 当地时间2月25日，世界移动通信大会（ MWC ）在西班牙巴塞罗那开幕。华为、中兴、三星等手机厂商在会上展示了最新款的5G及折叠屏手机。媒体记者注意到， MWC期间，多家公司也携自家的折叠屏产品出现，誓与三星等比高。