Most people look at a slag heap as nothing more than a blemish on the landscape, a mountain of waste left over from the making of steel. Tony Kordell, on the other hand, sees opportunity. New ...

Before getting underway with its plans for solar, the URA had to remediate the 70-acre site before doing anything with it. An old slag heap leftover from a former steel manufacturing waste dump is ...

PITTSBURGH — A contaminated slag heap in Pittsburgh’s Swisshelm Park neighborhood is a step closer to becoming a solar farm. The property, located adjacent to Frick Park and west of Swisshelm Park ...

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A piece of lush land in Northern France is a former slag heap and is the place where the waste from coal mines was dumped. This past summer brought on a heatwave in France that scorched the land, and ...