sunflower
Environment

I thought that putting ethanol in our gas tanks was going help fight climate change, but lately I’ve heard reports to the contrary. Can you enlighten?

EarthTalk® E – The Environmental Magazine Dear EarthTalk: I thought that putting ethanol in our gas tanks was going help fight climate change, but lately I’ve heard reports to the contrary. Can you enlighten?       –– Bill B., Hershey, PA Ethanol and similar “biofuels” made from corn and other crops seem like a […]

gas station
Environment

What are “dirty fuels” and why are they so called?

EarthTalk® E – The Environmental Magazine Dear EarthTalk: What are “dirty fuels” and why are they so called?— Bill Green, Seattle, WA The term “dirty fuels” refers to fuels derived from tar sands, oil shale or liquid coal. Just like their more conventional fossil fuel counterparts such as petroleum and coal, they can be turned […]