29 Jul '16, 12am

Will growing our fuels drive us to a cleaner future?

Will growing our fuels drive us to a cleaner future?

Biofuels aren't new and they aren't used solely for transportation. Power plants can burn wood, for example, and many of the first autos, including Ford's Model T, ran on ethanol or peanut oil. But they're now seen as an alternative to fossil fuels for transportation. Biofuels offer several advantages over fossil fuels. Most are less toxic. Crops used to produce them can be grown quickly, so unlike coal, oil and gas that take millions of years to form, they're considered renewable. They can also be grown almost anywhere, reducing the need for infrastructure like pipelines and oil tankers and, in many areas, conflicts around scarcity and political upheaval. The main biofuels are ethanol and biodiesel . Biomass like wood can also be burned directly for fuel, although that usually produces more greenhouse gas emissions to produce the same amount of energy as burning fossil fu...

Full article: http://www.davidsuzuki.org/blogs/science-matters/2016/07/...

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