As heads of state gather in Glasgow, Scotland for a climate summit, much of the news will focus on nations setting carbon-reduction goals for decades down the road — long after those making the promises will be out of office.
Setting ambitious long-term goals is good, but not good enough. Because more important than any promise countries make about 2050 is what they do between now and 2030. And what’s most important is what they do over the next few years about the biggest problem of all:…
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