There’s a saying in mine country, the kind that sometimes shows up on bumper stickers: “If it can’t be grown, it has to be mined.” Before mining can ever start, though, there has to be ore in the ...

Humic acid (HA) is a macromolecular organic substance which is widely used in agriculture, forestry, animal husbandry, chemical industry, building materials, medicine, environmental protection, and a ...

Volcanoes are complex and dynamic systems that are closely related with human life. Volcanic risk mitigation is only one of the aspects that drives our efforts on understanding these active systems; ...