TOP 100 CAMPING SITES
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| Can Oil Be Recycled? Changing the oil in a car every 5,000 kilometers or so seems to be the industry standard (and may well be overkill). But that means a whole lot of pouring and draining motor oil into and out of the U.S. auto fleet: 1.3 billion gallons or so, to be precise. [More] rss.sciam.com |
Idle Moments Turn into Tons of Air Pollutants at Schools [More] rss.sciam.com |
Chemical in Many Consumer Plastics Linked to Heart Disease Higher concentrations of bisphenol A--a common ingredient in plastics found in products ranging from polyester to water bottles--have been linked to heart disease , according to a new follow-up study. A similar study was performed by the same team in 2008 using older data from a survey conducted by the U.S. Centers for Disease Control and Prevention (CDC). [More] rss.sciam.com |
What Is Geoengineering and Why Is It Considered a Climate Change Solution? When a report on climate change hit the U.S. president's desk, the suggestion was not to cut greenhouse gas emissions. Rather, scientific advisors counseled intervention via technology in the climate system itself--a practice now known as geoengineering. And the president was not Barack Obama, George W. Bush or even Bill Clinton--it was Lyndon Johnson in 1965. [More] rss.sciam.com |
Shades of "Gray Literature": How Much IPCC Reform Is Needed? The Intergovernmental Panel on Climate Change's 2007 report from the group working on global warming's impacts contained at least one error. "Glaciers in the Himalaya are receding faster than in any other part of the world (see Table 10.9) and, if the present rate continues, the likelihood of them disappearing by the year 2035 and perhaps sooner is very high if the Earth keeps warming at the current rate," the report notes. [More] Intergovernmental Panel on Climate Change - Climate change - Climate Change: The Ipcc Response Strategies - Environment - Global warming rss.sciam.com |