Nelson, Ron, Bradley Cebulko, Thomas Van Hentenryck, Erin Mettler, and Natalie Mims Frick. A Framework for Non-Pipeline Alternatives Analysis and Review of Existing Approaches. 2023.Non-Pipeline Alternatives to Natural Gas Utility Infrastructure: An Examination of Existing Regulatory Approaches PDFNon-Pipeline Alternatives: A Regulatory Framework and a Case Study of Colorado PDFPresentation PDFACEEE Summer Study NPA PDF