Word: fossils
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...think there's any way you can manage for a global effect locally," says Bruno, the author of the UNC report. He thinks the root cause of disappearing coral is, in the end, climate change, which can be addressed only by a worldwide effort to cap fossil-fuel use and pass stringent climate change legislation. "If we only manage locally, [we] will be totally overwhelmed over the next century...
...Resources Defense Council, demand for paper bags in the U.S. consumes 14 million trees a year. And the Environmental Protection Agency has noted that the production of paper bags involves more energy use and water pollution than that of plastic bags. Paper bags are heavier--and therefore use more fossil fuel during shipping--although they are biodegradable and recyclable. They're also more expensive for retailers, at 5.7¢ per bag (and up to 17.6¢ for ones with handles) in contrast to 2.2¢ per plastic bag. Given the downside to both paper and plastic, perhaps that...
Solar power is now three to four times more expensive than fossil-fuel energy, but the ultra-efficient black silicon chip could reduce that cost substantially...
...study found no region had reduced the percentage of its energy supply coming from fossil carbon...
Biofuels are touted as a planet-friendly substitute for coal and oil. While ethanol (made from corn or sugarcane) and biodiesel (made from soybean or palm oil) burn cleaner and produce less greenhouse gas than fossil fuels do, critics warn that biofuels have their own dark side. Cuba's Fidel Castro even called powering cars with food "sinister" policy, but here's a more level-headed breakdown of the impact and limitations of farming for fuel...