Shipping and aviation are considered to be some of the hardest to abate sectors when it comes to decarbonization. Together, these two sectors account for a whopping 10% of global greenhouse gas emissions, and that figure is likely going to rise as more goods are shipped and more flights are booked each and every year. But a new biofuels breakthrough may provide a long-range fuel alternative for the heavy transport and aviation industries. Emissions from the aviation sector have quadrupled since the 1960s, even as flying has become more than twice…