Can Hemp Clean Up the Earth?
Scientists are looking at how hemp could clean contaminated soil – further proving it to be a miracle plant
By Andrew Leonard
In 2017, Gavin Stonehouse, a graduate student in plant biology at Colorado State University, started cultivating hemp plants in a special soil mixture dosed with varying levels of selenium. A mineral that occurs naturally in most of the western United States, selenium is also a nasty environmental pollutant when produced in excess by industrial and agricultural activities.