NYT: Shortly after losing the 2000 presidential election, Al Gore embarked on an arguably even more ambitious campaign: to save the planet from destruction by global warming. His efforts, which included his documentary film “An Inconvenient Truth,” won him a Nobel Prize. But Gore has not yet achieved his goal of convincing America to limit the industrial pollution that causes climate change. “America is still debating whether and how to reduce carbon emissions, and a loud minority …