SCIENCE FOR A HEALTHY, JUST, AND MORE SUSTAINABLE WORLD
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.
![High School Students](https://cdn.statically.io/img/www.hsph.harvard.edu/c-change/wp-content/uploads/sites/2343/2022/01/Summit-630x320.png)
Youth Summit on Climate, Equity, and Health
![Climate Optimist Header](https://cdn.statically.io/img/www.hsph.harvard.edu/c-change/wp-content/uploads/sites/2343/2022/10/CO-Header-630x320.png)
Your monthly dose of good news about climate action
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.
Featured Issues
![Child in front of sun](https://cdn.statically.io/img/www.hsph.harvard.edu/c-change/wp-content/uploads/sites/2343/2019/01/Pixabay_Devanath-630x320.jpg)
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](https://cdn.statically.io/img/www.hsph.harvard.edu/c-change/wp-content/uploads/sites/2343/2020/05/PIxabay_soumen82hazra-630x320.jpg)
Climate Change and Infectious Disease
Reducing the risks of emerging infectious diseases by catalyzing actions that bring us back into balance with nature.![stethoscope on top of medical files](https://cdn.statically.io/img/www.hsph.harvard.edu/c-change/wp-content/uploads/sites/2343/2021/05/pexels-pixabay-2-CC0-630x320.jpg)
Climate MD
Engaging, supporting and empowering medical professionals to help turn awareness of the health threats posed by climate change into actions that improve health today
Featured News
![Field of tulips](https://cdn.statically.io/img/www.hsph.harvard.edu/c-change/wp-content/uploads/sites/2343/2024/05/Pixabay_garten-gg-630x320.jpg)
Allergy season sucks, and climate change is making it worse
What you can do to mitigate your symptoms as the season continues.
![Dr. Basu teaching a class](https://cdn.statically.io/img/www.hsph.harvard.edu/c-change/wp-content/uploads/sites/2343/2024/05/salata102423_017-630x320.jpeg)
Bringing climate change into medical school
Health professionals are on the frontlines of climate change. Dr. Gaurab Basu, z global leader in medical education, describes how to ensure they are prepared.
![Pregnant person standing in the sun](https://cdn.statically.io/img/www.hsph.harvard.edu/c-change/wp-content/uploads/sites/2343/2024/05/Pixabay_bavitullo-630x320.jpg)
Preterm and early-term birth, heat waves, and our changing climate
Heat waves pose an escalating threat to human health in general and the health of pregnant people and infants in particular.
Climate action is one of our greatest opportunities to improve health and equity.