Silver Spring, Maryland–(ENEWSPF)–February 5, 2013. Citing serious adverse health concerns, National Nurses United announced today that it is joining with environmentalists, unions and other organizations from across the country to oppose the Keystone XL Pipeline – the 1,700 mile of tar sands oil pipeline from Canada to refineries in Texas. With 185,000 members, NNU is the largest organization and union of registered nurses.






