AbTech, a company out of Scottsdale, Arizona, is expanding their testing of its Smart Sponge wastewater treatment technology to help in the wastewater clean-up at the nuclear facility in Japan.  In lab tests, the product has been successful in the removal of radioactive compounds in contaminated water released from the facility.  The website given a hyperlink on what smart sponge wastewater treatment, check it out!

http://www.waterworld.com/index/display/article-display/articles/waterworld/industrial-water/wastewater/2011/03/Wastewater-treatment-technology-tested-for-nuclear-cleanup.html