Exertion and air pollution: new news

There was something very surprising in a recent journal article -- something that has stood on its head a long-standing assumption about bike commuting and health.

Most of the studies before that one [1] assumed that cyclists, runners, and walkers near traffic enjoyed a small amount of protection from the traffic pollutants, compared to car drivers and passengers, because of the physics of air movement between cars passing each other from opposite directions. [2] But it turns out now that that was wishful thinking...

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The BP 2010 oil spill: We have met the enemy, and it is _______?

It looks like the enemy might be BP...

... because BP has a terrible safety record:

OSHA citations to BP compared to other refineries
"Two refineries operated by BP account for 97 percent of all "egregious willful" citations issued by the Occupational Safety and Health Administration since June 2007, according to a Center for Public Integrity analysis." Some specific sad sad examples are here. A marine biologist and spill remediation consultant gives more detail on KCRW radio's To the Point on May 21, 2010.

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