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Publisher’s Notes: The Material World

In the late 18th century, the French chemist Antoine Lavoisier radically changed how we understand the physical world. He was perplexed by the fact that when metal rusted, despite becoming more brittle, it actually gained weight rather than losing it. Why would metal weigh more when it was decomposing? It weighed more, Lavoisier came to

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2 mins read
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Count The Ways

Last year I wrote a series of columns in Grid about several ways the City of Philadelphia could expand composting. While I have had some productive conversations with City officials over the last year, I have seen no indication that they are prepared to begin any large scale residential composting pilot program in the near

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2 mins read
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A community air quality monitoring project keeps track of what industry (and neighbors) emit

The air in the Delaware Valley’s industrial corridor doesn’t always smell nice. Major odor events assaulted the noses of Delaware County residents in 2019, 2020 and, most recently, last fall. During the 2019 event, Clean Air Council director of programs Eve Miari tried to check air quality readings from the Pennsylvania Department of Environmental Protection

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2 mins read
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Documentary explores what happens to Philly’s trash after it’s tossed

Opening with subterranean footage of the foam cups, plastic bottles and sodden cardboard that decorate the sewer inlets underneath Philadelphia, filmmaker Melissa Langer’s 2025 documentary, “In Excess,” probes into the unseen places where the city’s litter ends up. Spoiler alert: When it comes to the city’s trash, there is no throwing it “away.” “Every object

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2 mins read
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Amanda Staples was a champion for community gardening in Kensington. An unexpected opportunity to buy land in Germantown opened up new possibilities

Germantown Kitchen Garden’s farmer, Amanda Staples, who hails from Upper Darby, did not grow up on a farm. Although her grandparents operated a Christmas tree farm near Clarks Summit, Lackawanna County, Staples’ initial hands-on contact with farming was growing lima beans in her backyard for an elementary school assignment. After graduating from Temple University with

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2 mins read
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Federal budget bill aims to sunset funding for electric appliances and cars by 2026

When Grid was planning a home electrification guide for the January 2025 issue, the universe threw us a curveball. Donald Trump’s reelection as president of the United States cast doubt on the longevity of federal financial incentives for homeowners across the country to purchase solar panels, electric stoves, heat pump HVAC units and other climate-friendly

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5 mins read
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