The biggest test of how much a state governor can really lead on a global problem like climate change came this week as Gov. Jerry Brown convened the Global Climate Action Summit in San Francisco.
California has provided leadership amid the vacuum left when the US federal government reversed course on climate policy. But there are things a state just can’t do.
With both house of Congress now controlled by Republicans, climate change legislation doesn’t seem to have a promising future. But that’s not only because of a shift in power: Voters themselves still don’t put climate change at the top of the list of issues they care about.
The US government recently released a draft of its third National Climate Assessment, saying that human activity is the primary cause of climate change. The report warns that, if emissions go unchecked, global temperatures could rise as much as ten degrees by the end of the century.