ScienceCan flying go green?To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience09/11/2020September 11, 2020Air traffic is a key factor in global warming. Yet the number of flights was rising each year until the pandemic hit. Scientists in Switzerland are working to create a zero-emissions fuel using sun, air and water.https://p.dw.com/p/3iLTdAdvertisement