Leader of a multiyear health impact study says work with neighbors of the fire site continues as does the environmental investigation.

The lawn and garden fertilizer plant is home to more than 300 tons of ammonium nitrate, and officials feared a potential explosion. According to local media, the fire started Monday night.

Drawing inspiration from ... absorption and reduce reliance on chemical fertilizers, the researchers proposed a strategy of converting nitrate into ammonium (see fig. 2). This conversion is ...