U.S. Department of Energy | Office of Energy Efficiency and Renewable Energy U.S. Department of Energy Office of Energy Efficiency and Renewable Energy

Case Studies

View featured case studies and success stories, or use the search tool to explore more alternative transportation technologies, including alternative fuels, advanced vehicles, and regulated fleets.

A layer of geosynthetic clay liner is installed at Seneca Landfill in Pennsylvania. This liner is part of a liner system that captures methane, which is processed into renewable natural gas to fuel the company's waste collection trucks.

Renewable Natural Gas from Landfills Can Reduce Fuel Costs and Increase Independence

Vogel Holding in western Pennsylvania has turned trash into energy by capturing methane from its Seneca Landfill and processing it into renewable natural gas to fuel the company’s waste collection trucks.

Digital rendering of a blue zero emission sedan plugged in to a streetlight EV charging.

Building Community Relationships Through Streetlight EV Charging in Kansas City

Installing electric vehicle (EV) chargers on streetlights can be a creative solution to help fill the infrastructure gap for people who do not have other access to charging.

Photo of a fireman

Training First Responders on Lithium-Ion Battery Fires

The National Fire Protection Association has developed a free training program for firefighters, police, and EMS personnel aimed at addressing fires involving lithium batteries.