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
The Harvard Climate Blog brings Harvard faculty expertise on climate change and sustainability to the wider world. Authors’ views are their own. Republish.
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25 Results
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
Breathe easier? Not without the science
By canceling a multi-year study of older people with lung disease – a few months before it was due to end – the Trump administration has left patients without help, doctors without answers, and wasted taxpayer dollars.
Fri, May 16, 2025
The 2025 Tax Debate and Clean Energy Investment
An economist surveys the potential fiscal and environmental implications of eliminating IRA clean-energy spending.
Wed, May 14, 2025
Why we are rescuing government environmental data
Volunteers are preserving tools and data that the Trump administration is discarding, but we are no replacement for the centralized management and distribution of a public good.
Wed, Apr 30, 2025
All perspectives expressed in the Harvard Climate Blog 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 Blog is edited by an interdisciplinary team of Harvard faculty.