The main condition that all countries have agreed on about the future of the earth activities is to keep it clean and free of pollution. For using energy and still keeping the earth clean, the final solution is to use alternative fuels. Hydrogen, as an alternative fuel, would be a good choice in this respect. Hydrogen could be produced by photoelectrolysis of water via a microbial cell, which i...

Alternative fuels containing biocomponents produced in various technologies are introduced aviation to reduce its carbon footprint but there is little data describing their impact on the performance and emissions of engines. The purpose work compare gas from two different jet engines—the GTM-140 microturbine full-size DGEN380 turbofan, powered by blends Jet A-1 one biocomponents: (1) Alcohol-to...

To better understand the problems and benefits of using biodiesel, E85, propane, natural gas, and hybrid vehicles in smaller communities, a survey of 115 small urban and rural transit agencies was conducted. This study describes the use of alternative fuels and hybrids by these transit providers; identifies motivating factors and deterrents for adoption; describes the experience of transit agen...