TECH FOCUS: HYDROGEN AND ALTERNATIVE FUELS Where do we go from here? By MONICA NOGUEIRA, director of Content Acquisition and Development, SAE International. The transportation sector has an enormous demand for resources and energy, being a major contributor of emissions. It also has a crucial role in combatting climate change and securing sustainability in its So-called third generation biofuels are produced from algae but have proven uneconomic, and most efforts are now directed at second-generation biofuels from woody biomass. Learn more in EDGE Research Report EPR2023005. 22 November 2023 UPDATE Chokniti-Studio/Shutterstock