A carbon fiber metro train, dubbed CETROVO 1.0, began passenger service on Friday in the port city of Qingdao in east China's Shandong ... the total vehicle weight 11 percent lighter compared ...
China energized international climate ambitions in 2020 by pledging to peak emissions before 2030 and reach carbon neutrality ... 2030 while cutting power costs 11%, and separate analysis found ...
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