Harvard Chan C-CHANGE makes climate change personal by connecting it to health and highlighting how climate solutions can provide for a healthier and more just world today and a livable future for our children.

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Dr. Aaron Bernstein with a patient

Climate MD

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Climate Optimist Masthead

Your monthly dose of good news in climate change

The Climate Optimist brings you helpful tips and good news each month to help you stay focused on our shared mission to improve health by tackling climate change.

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Featured Issues

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Climate, Kids, and Health

Showing how climate solutions and transitioning to clean energy protects children from dangerous pollutants and helps them live healthier lives today and in the future.

Masked girl using sanitizer

Climate Change and Infectious Disease

Reducing the risks of emerging infectious diseases by catalyzing actions that bring us back into balance with nature.

Students watch a presentation at Harvard

Youth Summit on Climate, Equity, and Health

Join our annual student summit to learn how to be a climate and health leader in your community.

Featured News

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Rise of the climate optimists: Pushing back against doom

This feature on our Climate Optimist newsletter explores what it means to be optimistic about the future while living through difficult times.

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What the Supreme Court's Stunning Rulings Mean for Your Health

Our Director weighs in on the health impacts of the Supreme Court decision to limit the power of EPA.

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A woman surveys the damage to her home in the aftermath of a devastating tornado outbreak that struck Mayfield, Ky. , in December 2021.

Climate action is critical for health equity. Community health clinics are key - and need more support.

We are working with Americares and Johnson & Johnson to develop climate health equity programs at community health clinics across the nation.

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Climate action is one of our greatest opportunities to improve health and equity.

- Aaron Bernstein, Harvard Chan C-CHANGE