The road to Belém
Ahead of COP30, a brief history of the complex relationship between people and the Amazon – and how the forest came to be undervalued
Tue, Oct 21, 2025
The Harvard Climate Brief brings Harvard faculty expertise on climate change and sustainability to the wider world. Authors’ views are their own. Republish.
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52 Results
Chocolate’s climate crisis
Harvard researchers find changing rainfall patterns spell a volatile future for global cocoa crops, turning chocolate into a climate barometer.
Thu, Oct 16, 2025
Renewables are overlooking opportunity at the county fair
Harvard researchers find fossil fuel logos prevail at fairgrounds, where clean energy firms could build local goodwill.
Thu, Oct 9, 2025
When heat beats CO₂: Climate change will cut U.S. yields and raise world food prices
Rising heat in the Midwest will outweigh CO₂ fertilization, nudging production north and prices higher.
Wed, Sep 17, 2025
How AI can accelerate energy grid expansion and reduce your bill
The same AI models devouring electricity could design smarter grids, tame data-center peak energy demand, and address a looming power shortage.
Tue, Sep 2, 2025
Solar panels cut CO₂ emissions. Here’s where they make the most difference
A data-driven, time-sensitive estimate of the climate payoff from scaling up solar power gives policymakers a realistic roadmap for meeting emission-reduction goals.
Thu, Aug 7, 2025
Clean air rules save lives, and are required by law
What are the legal risks and health consequences of the Trump administration’s proposals to eliminate two clean air regulations for power plants? A lawyer and doctor explain.
Tue, Jul 22, 2025
Understanding and addressing “chemtrails”
In the wake of the coronavirus, people concerned about government control over vaccines and pandemic responses began to organize against geoengineering. A sociologist studying environmental governance explores how to confront their concerns without validating conspiracy thinking.
Wed, Jun 25, 2025
All perspectives expressed in the Harvard Climate Brief are those of the authors and not of Harvard University or the Salata Institute for Climate and Sustainability. Any errors are the authors’ own. The Harvard Climate Brief is edited by an interdisciplinary team of Harvard faculty.