The Pennsylvania Supreme Court vacated a lower court ruling that found an energy developer trespassed on neighboring landowners' property by extracting natural gas from their property by way of hydraulic fracturing without permission. The developer argued that the extraction did not amount to trespa...

A district court denied nonprofit groups' and EPA's cross-motions for summary judgment in a challenge to the Agency's denial of a petition to regulate the fluoridation of drinking water supplies under TSCA. The groups argued that the ingestion of fluoride posed an unreasonable risk of neurotoxic har...