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It’s hot out there. For 556,000 people in Philadelphia, it feels 9°F higher due to the built environment. In Climate Central’s analysis of urban heat islands in 65 major U.S. cities reveals that 34 million people, or 68% of the studied population, experience temperatures at least 8°F higher due to the built environment. Urban heat disproportionately affects historically redlined areas. Cities can mitigate heat by planting street trees and installing cool roofs and pavements.

Philadelphia’s youth are calling for renewable energy in a new video by Physicians for Social Responsibility Pennsylvania, highlighting the need for public input in transitioning PGW away from fossil fuels. Partnering with Philly Thrive, PSR PA stresses the urgency of sustainable solutions as PGW resists changes and considers limiting public participation. Learn more at PSR PA’s website.

Philadelphia is hosting a Youth250 workshop on September 16 at Eastern State Penitentiary, inviting young adults (18-30) and senior-level institutional leaders to co-create ideas for the 250th anniversary of the Declaration of Independence. Supported by the Institute for Museum & Library Services, this intergenerational event aims to shape a meaningful celebration for 2026. Apply by July 26 to participate.

Julie Hancher is the co-founder and Executive Director of Green Philly, an independent media organization making sustainability accessible, affordable and actionable. Since launching Green Philly in 2008, she has grown it from a passion project into a leading voice for local climate storytelling, pairing impactful journalism with community events and experiences. Julie is a frequent speaker on climate, media innovation and the future of local journalism, and is the creator of SustainPHL and EcoFair. Outside of Green Philly, you can find her hiking, biking, traveling, or exploring Philadelphia. View all posts by Julie Hancher