The blast heavily contaminated agricultural lands in a 30km radius around the reactor.
The article says industrial hemp is the best phyto-remediative plants they have been abel to find said Slavik Dushenkov, a research scientist with PHYTOTECH (www.phytotech.com/index.html). As hindustrial Hemp is said to be abel to take a lot of Heavy Metals and toxins out of soils like heavy metals, pesticides, solvents, explosives, crude oil, polyaromatic hydrocarbons, and toxins leaching from landfills.
May also be an alternative to help with Japans Nuclear disaster from two years ago.
Full article at http://www.hemp.net/news/9901/06/hemp_eats_chernobyl_waste.html