Rock dust can remediate harmful nickel contamination

Researcher from EMBRAPA in Brazil checking on plots testing effects of nickel in soils. Nickel contamination impacts our crops By the year 2050, we need to grow 56% more food to feed the projected global population while simultaneously preserving our forests instead of turning them into fields for agriculture. The World Resources Institute has identified five solutions to this problem, one of which is to increase the production capabilities of our existing farmland (Ranganathan et al. 2018). This could be difficult due to nickel, which causes problems in soils around the world. Although nickel occurs naturally in soil, when it is above benefi...