methods to these die, the area poses a threat to human health and the environment. microbiologist, erica kuta and geologists, toast and schaefer one to eliminate that danger and revive the soil so that it's healthy or even useful. again, this spending a week on the site together with students and researchers from the university of vienna. they're investigating water, soil and plants here. what have 40 years of uranium mining done to the land? in 1949, europe's largest uranium reserves were found here. they were exploited for the soviet atomic industry. workers extract of the or from the mine unprotected acids were used in the uranium extraction which released highly toxic heavy metals. thousands of people died of lung diseases such as silicosis or of cancer. the toxic burden still weighs heavy to day. but thanks to biology, even this contaminated soil could be made useful for cultivation. again, this takes the right bacteria, fungus and plants working together. they can't remove the heavy metals, but they can capture them in mineral form or bind them to the roots. ally it much to that. i want