Al Gore showed a graph to Congress in 1992. CO2 concentrations versus global temperature. Two lines, rising in parallel, over 160,000 years. The graph was clear. The data was unambiguous. The committee members nodded, asked polite questions, and did nothing.
He showed the same graph in An Inconvenient Truth in 2006, updated with fourteen more years of data. The lines were steeper. The conclusion was the same. The film won an Oscar. He won the Nobel Peace Prize. Global carbon emissions continued to rise.
He’s been showing that graph, in various forms, to various audiences, for over thirty years. The graph has gotten worse every time. The audiences have gotten more sympathetic. The emissions have continued to climb. This is the specific kind of hell reserved for people who are right about something that requires everyone else to act: you get the awards, you get the recognition, and you get to watch the thing you warned about happen anyway.
What He Warned About
He published Earth in the Balance in 1992 — while serving as a senator, before the vice presidency, before the 2000 election. The book predicted that rising CO2 would cause more frequent and severe hurricanes, droughts, flooding, and heat waves. That polar ice would melt. That sea levels would rise. That the window for preventing catastrophic warming was closing and would, at some point, close permanently.
Every major prediction in the book has come true.
He warned about this the way Cassandra warned about Troy: with specificity, with evidence, and to an audience that acknowledged the warning and then went back to what it was doing. The specificity is what separates Gore from generic environmentalism. He didn’t say “the planet is in trouble.” He said: Arctic summer ice will disappear. He said: Greenland’s ice sheet will accelerate its melt. He said: extreme weather events will increase in frequency and cost. He gave timelines. The timelines were, in most cases, too conservative.
Whether Anyone Listened
The 2000 election. Five hundred and thirty-seven votes in Florida. A Supreme Court decision. The presidency went to George W. Bush, who withdrew the United States from the Kyoto Protocol — the international climate agreement Gore had helped negotiate as vice president.
Gore has never fully discussed what he felt on the night of December 12, 2000, when the Supreme Court stopped the recount. He conceded. He gave a speech that was, by most assessments, the best speech of his political career — articulate, gracious, and stripped of the wooden affect that had dogged his campaigning. The concession was the making of him as a public figure. The election loss freed him from the constraints of political office and gave him the platform he’d been building toward his entire career: a full-time advocate for the thing he’d been warning about since before most Americans had heard the phrase “climate change.”
What He’d Warn About Now
He’s less patient now. The early Gore — the senator, the vice president — spoke about climate with the measured cadence of a policy wonk. Charts, data, projections, legislative proposals. The later Gore speaks with urgency that occasionally tips into something resembling controlled anger. He’s been right for thirty years. He’s been polite about it for thirty years. The politeness is wearing thin.
He’d tell you that the window isn’t closed. He’d tell you this because he’s spent decades telling people the window is closing and discovered that people respond better to hope than to despair, even when despair is more accurate. He’d pull out his phone and show you the latest data — Gore monitors climate metrics the way a cardiologist monitors an EKG, looking for the inflection points, the trend breaks, the moments where the curve bends.
He’d talk about renewable energy adoption rates. About battery storage costs declining faster than anyone predicted. About the economic viability of solar and wind. He’d find the optimism in the data because finding optimism in the data is the only way to stay in the fight for thirty years without burning out.
He is not burned out. He is tired, visibly older, and still showing the graph. The lines are steeper. The colors are more alarming. The audiences are larger and more receptive. The emissions are still rising.
“We have all the tools we need to solve this crisis,” he said in 2017. “The only thing we lack is political will. And political will is a renewable resource.”
That line got applause. The applause didn’t reduce emissions. But he keeps saying it, because the alternative — silence — is the one thing a man who’s been right about the biggest threat in human history cannot afford.
He lost the presidency by 537 votes and spent the aftermath being right about the thing that matters most. The warning hasn’t changed. The urgency has.
Talk to Al Gore — he’ll show you the graph. He’s been showing it for thirty years. The lines keep going up.