Sometime this summer, a United Airlines flight will fly from Los Angeles to San Francisco using fuel generated from farm waste and oils derived from animal fats.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/farm-waste-and-animal-fats-will-help-power-jet-airplane
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/irish-times-ireland
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/science-and-technology
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/alternative-fuels
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-transport
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biofuels
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-dioxide
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/green-house-gases