Did you know that aviation is responsible for about 4% of climate change? As an industry, it produces a huge amount of carbon, but an Oxford study has identified three changes airlines could make to cut these emissions in half. 1️⃣ Increase the number of passengers on each plane 2️⃣ Use only the most efficient aircraft 3️⃣ Change the cabin layout to all economy class Dr Milan Kloewer from physics_oxford tells us more. #EarthDay #oxforduniversity #carbonemissions