ZERO is an independent nonprofit organization based in Oslo, Norway. Founded in 2002, it focuses on driving zero-emission solutions and preventing investments in emissions solutions. ZERO specializes in a knowledge-based and analytical approach to the climate issue, working on various sectors such as the circular economy, transport, maritime, energy systems, finance, and industry. Its goal is to ensure a practical and fast transition from climate-harmful activities to emission-free solutions, known as the green shift.