If you've ever been lucky enough to visit Yellowstone National Park (or looked at pictures), then you have probably seen the colorful, steaming mats that surround many of the park's famous geysers and geothermal pools. While they may not look it, these mats are actually living creatures. They form a special class of organisms called
Fossil fuels are ingrained in American history. If you have ever driven a car, flown in an airplane, or heated your home, you have used fossil fuels. These fuels (coal, oil and natural gas) account for 85% of fuel use in the United States, and our dependence on them has become an increasingly important issue.
We need to do more, faster. The food crisis is permanently harming millions of children. They need our help. This is about even more than alleviating human suffering; it is about global peace and stability. –Ban-Ki Moon, UN Secretary General, 2009 Globally, we are food insecure. Rampant food waste, coupled with climate change and unrestricted
Is it right to allocate a portion of our food crops for producing fuel? What the problem really boils down to is energy. In the past decade or so, worldwide biodiesel and bioethanol production have increased fivefold. Worryingly the vast majority of that biofuel originated from ethanol was obtained from corn in the US. This
