Biofuels is the appealing source of energy for future fuel needs. Biodiesel can be established from growing plants which naturally contains oil namely jatropha curcas, palm oil, Soybean and algae. Bioethanol can be drawn out from sugar crops like sugarcane, sugar beet, maize, corn etc by yeast fermentation. Wood products can also be transformed into Biofuels.

The obtained Biofuels from these products contains both benefits and disadvantages.

Advantages of Biofuels:

Ecological Benefits: The main expectation of utilizing the biofuel is to be carbon neutral, less of CO and Sulfur, as it is made from natural deposits, and it is renewable and pure fuels so it benefits autos. It minimizes the green house considerably compared to other nonrenewable fuel sources.

First generation biofuels can conserve carbon emissions about 60% compared to nonrenewable fuel sources whereas the second generation biofuels are better than very first generation fuels. It offers carbon emission savings approximately 80%. Recently, UK Government publication stated that biofuels can reduce emissions by 50-60%. Efficiency of the engine increases by using biodiesel as the lube.

Economical: The biofuel's price reduces considerably if the biofuel production innovation spreads worldwide. The biofuels are established in your area which instantly improves the rural development as the innovation depends mainly on manual power. The rapid increase of biofuel simultaneously increases the production of these oil crops which stimulates the agricultural market. The UK federal government has announced that it reduces the tax for automobiles which are environment-friendly. Additionally, the resilience of the engine increases while using these flammable fuels in engines.

Renewability and Degradable: The biofuels are made from crops which are renewable and it is eco-friendly and much safer to handle and less dangerous than nonrenewable fuel sources.

Disadvantages of Biofuels:

Environmental Alarm: Adapting more lands for planting crops for biofuel extraction will discarded more environments. More forests have actually been destroyed in Asian countries for the plantation. The producing system of these biodiesel indeed requires nonrenewable fuel sources which produces more carbon emissions. High preliminary investment is needed for the biodiesel production.

Odour: Certain biofuel crop produces heavy smell those smells are generally undesirable and biofuels plants can not be setup near the large neighborhoods.

Food and water Requirements: Some biofuel crops such as corn oil, palm oil are edible for cooking