Describe the different types of alternative fuels used in vehicles and explain their environmental benefits.

Alternative fuels are gaining prominence as a sustainable and environmentally friendly alternative to conventional fossil fuels. They are derived from renewable or low-carbon sources and offer several environmental benefits. Let's explore the different types of alternative fuels used in vehicles and their respective environmental advantages: 1. Biofuels: * Ethanol: Produced from crops such as corn, sugarcane, or cellulose materials, ethanol can be blended with gasoline or used as a standalone fuel. It reduces greenhouse gas emissions (GHGs) and air pollutants compared to fossil fuels. * Biodiesel: Made from vegetable oils or animal fats, biodiesel can be blended with or used as a substitute for diesel fuel. It significantly reduces particulate matter and sulfur emissions, contributing to cleaner air quality. 2. Hydrogen: * Hydrog....