China should share its renewable energy expertise

China is updating a law that has underpinned one of the most remarkable industrial transformations of our time. After two decades of rapid renewable-energy development, China is preparing to rewrite the rules that have guided, supported and guarded its energy revolution.

The draft revision to China’s Renewable Energy Law was released on November 6 for public comment until December 5. Twenty years ago, China, having just joined the World Trade Organization, saw energy consumption surge as...