(250714) -- CANBERRA, July 14, 2025 (Xinhua) -- Binoy Sarkar (R), senior research fellow at University of South Australia (UniSA)'s Future Industries Institute, and a student spread crushed basalt rocks onto crops in Queensland, Australia, April 28, 2025. TO GO WITH "Australian scientists trial volcanic rock for sustainable farming" (University of South Australia/Handout via Xinhua)

















