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Saturday, January 24, 2026

Dr. Kathi A. Earles delivers Martin Luther King Jr. lecture on climate disparities

Earles spoke about environmental factors affecting communities and minorites

A crowd listens to Kathi Earles speak about the climate justice equation as a part of  Martin Luther King Jr. Lecture series in Pugh Hall in Gainesville Fla., Thursday, Jan. 22, 2026.
A crowd listens to Kathi Earles speak about the climate justice equation as a part of Martin Luther King Jr. Lecture series in Pugh Hall in Gainesville Fla., Thursday, Jan. 22, 2026.

In honor of Martin Luther King Jr. Day, Dr. Kathi A. Earles visited UF’s Bob Graham Center for Public Services Thursday evening to share her research on health disparities.

The author, speaker and artist spoke to a group of about 70 people on how climate change affects environmental and physical health, particularly in Black communities.

“We are just one degree away from irreversible harm,” Earles said. “And yet one act away from turning the tide.”  

The presentation started with a video, in which Earles shared the impact of climbing temperatures on air quality and health. Earles said since the first Industrial Revolution, Earth’s temperatures have risen to 1.3 degrees Celsius above what is safe. 

Asthma now affects Black children twice as often as before the revolution, and floods alter the lives of the poor more than wealthy individuals.  

Earles also shared the science behind climate change. She said gasses like carbon dioxide, methane, nitrous oxide, particulate matter and fluorinated gases work together to create major weather changes that directly impact health. 

For example, methane has caused damage in Cashmere Gardens, a group of homes built next to an abandoned factory, in Houston, Texas, she said. Earles explained due to a methane contamination in Cashmere Garden’s water supply, residents in that area experienced a 42% cancer prevalence, compared to a 6% cancer prevalence in all of Houston. 

Alana Cumberbatch, a 21-year-old UF political science and history major junior said the statistics of cancer in Cashmere Gardens surprised her.

“The risk of cancer being so much higher in that one community, I thought that was surprising,” she said, “it shows how disproportionate the climate change effects are.”

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Kathi Earles in Pugh Hall to speak about the climate justice equation as a part of Martin Luther King Jr. Lecture series in Gainesville, Fla., Thursday, Jan. 22, 2026.

The unequal effects of climate change stem from systematic marginalization created by policies put in place centuries ago, Earles said, like the Homestead Act of 1862 and the GI Bill of 1944, which were both designed to affect low-income communities.

As she moved into how the impacts of climate change have transferred into today's world, she mentioned issues in South Atlanta, where many communities are built next to freeways. Earles said exposure of exhaust is impacting the respiratory health of residents.

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She then explained these low income communities are being marginalized from an economic and educational standpoint. With more concrete, less trees and limited access to healthy foods, Earles said, younger generations are becoming more affected. 

“So here we are again,” Earles said, “we have this disparity that has been systematically created.” 

Earles then suggested solutions that can be used to combat climate change, including hydroponic gardens and urban green spaces. She also emphasized the importance of school-based wellness programs and health surveys to educate communities. 

Even though Earles said government interference is a necessity, she encouraged the audience to incorporate small actions of sustainability and environmental awareness into their lives. 

“If we know better, we do better,” she said. 

Activities like planting trees, recycling, using public transport and enlightening peers and family, Earles said, are all ways individuals can make a difference. 

Kailyn Haddox, a 20-year-old UF environmental science junior, attended this event due to her interest in health disparities. Haddox said it made her more aware of the situations within disparities and was educated on the solutions. 

“I had normally heard about the problem,” Haddox said, “but not as much about the solutions.”

Kayla Cash, a 23-year-old UF pharmacy student, said hearing about King’s goals beyond racial justice inspired her to learn more of the work King did. 

“That was nice to hear about,” Cash said, “Makes me want to do more research into everything else he’s done.” 

Contact Alabama Weninegar at aweninegar@alligator.org. Follow her on X at @AlabamaW40513

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