climate skeptics
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How to Nudge Climate Deniers Into Doing the Right Thing
With the right kind of language and framing, some kinds of skeptics are willing to take action around climate change.
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The ‘Grandfather of Climate Science’ on Climate Skepticism
Geoscientist Wally Broecker explains the money that’s backing climate denialism, and what it will take to fight it.
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What Changes Minds About Climate Change?
More Americans are coming to agree with the vast majority of climate scientists who say human-induced climate change is really happening. Here’s what works, and what doesn’t, when communicating with skeptics.
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How We Know Today’s Climate Change Is Not Natural
Despite the many climate “skeptics” in key positions of power today, 97 percent of climate scientists agree that the warming of Earth’s climate over the last 100 years is mainly due to human activity. Why are they so sure?
COP31, the 2026 United Nations Climate Change Conference, aims to advance dialogue, strengthen consensus, and accelerate climate action on a global scale. From November 9–20, 2026 in Antalya, Türkiye, heads of state, ministers, scientists, business leaders, and civil society will gather to advance efforts in emission targets, climate finance, and adaptation and resilience. Once again, our experts, students, and global thought leaders from Columbia Climate School and across Columbia University are contributing to key events, sharing insights, and helping shape the dialogue toward ambitious, science-based solutions. Learn More
