TY - CPAPER AU - Mihai Boni AU - Ilie Eduard Nastase AU - Alexandru-Catalin Macovei AU - Cristina Simionescu AU - Dragos Tataru TI - HANDS-ON SPECTROSCOPY FOR CLIMATE AND ENVIRONMENTAL EDUCATION: FROM LOW-COST INSTRUMENTS TO MACHINE LEARNING ANALYSIS T2 - SWS 2026 Conference Preprints PY - 2026 PB - STEF92 Technology ER -