Biology: OpenStax
Practical Meteorology: An Algebra-based Survey of Atmospheric Science
College Physics: OpenStax
Environmental Science
Sustainability: A Comprehensive Foundation
The Art of Insight in Science and Engineering: Mastering Complexity
Microbiology: Canadian Edition
Concepts of Biology: OpenStax
Chemistry: OpenStax
D.lgs. 3 aprile 2006, n. 152 (Codice dell'ambiente)