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EPA Mandates Cleaner Diesel, Cleaner Truck Engines

New rules issued on Thursday by the US Environmental Protection Agency requires oil refineries to begin making ultra-low-sulfur diesel, "a fuel with 97 percent less sulfur than ordinary diesel," which will cut smog-forming emissions by 10 percent.

Britain's Rivers Are Cleanest in Decades

Britain's 2,300 urban rivers are the cleanest they've been in over two decades, according to a 21-year study that measured the presence of clean-river invertebrates - a yardstick for river health - which during the days of heavy industry and poor sewage treatment had declined considerably, but now appear to be making a comeback.

Today is America Recycles Day

Since 1997, communities across the country have come together on November 15 to celebrate America Recycles Day -- the only nationally recognized day dedicated to the promotion of recycling in the United States. Check out these organizations that help citizens navigate the tangle of opportunities available and identify the difference between a corrugated cardboard box and a common food carton.