Soil around Fukushima to be frozen to stop groundwater leaking in

 The Japanese government has ordered the operator of the Fukushima nuclear plant to freeze the soil around its crippled reactor buildings to stop groundwater seeping in and becoming contaminated.

http://www.abc.net.au/news/2013-05-31/operator-ordered-to-freeze-soil-around-crippled-nuclear-plant/4724554