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"Exhaust-ing Ride for Cyclists: Air Pollutants Trigger Heart Risk"

"In big cities around the world, cyclists breathe an array of pollutants from exhaust-spewing cars. A new study has now found a link between cycling on high traffic roads and heart risks. Even healthy cyclists had harmful changes in their heart rates. Experts say cyclists should stick to their two-wheels, however, pointing to simple solutions to reduce exposure."

Source: EHN, 07/07/2011

"Groundhog Day: An Oil Giant Spins a Spill"

"Credibility is a precious thing. Oil giant ExxonMobil did not have much to begin with, but it went even deeper into its scarce reserves in the past few days when a company pipeline spilled oil into a river that runs past the homes of about 6,500 people. Wednesday brought another blow: it turns out ExxonMobil needed almost an hour to fully seal the burst pipeline instead of the 30 minutes company president Gary Pruessing had initially said it took."

Source: TIME, 07/07/2011

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