How climate change affects the colors of fall leaves

For leaf peepers, fall is a precious time of year. Green trees explode into vibrant colors, and many people even take road trips to watch it happen in places like the Poconos or upstate New York. So what makes the leaves change colors? And how does inclement or unseasonal weather, or even bigger and broader catalysts like climate change show themselves in the colors of the fall leaves? We asked Dr. Mingwang Liu, professor in Delaware Valley University’s Department of Plant Science and Landscape Architecture to come on the podcast and talk about why the leaves change color and what they could look like a few decades from now. 

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