1. Alabama Department of Education. (2015). Alabama Course of Study: Science. https://www.alex.state.al.us/browseSC.php
2. Archie, M. (2003). Advancing education through environmental literacy. Association for Supervision and Curriculum Development.
3. Barr, S. K., Cross, J. E., & Dunbar, B. H. (2014). The whole-school sustainability framework: Guiding principles for integrating sustainability into all aspects of school organization. The Center for Green Schools. http://www.centerforgreenschools.org/sites/default/files/resource-files/Whole-School_Sustainability_Framework.pdf
4. Barrett, P., Davies, F., Zhang, Y., & Barrett, L. (2015). The impact of classroom design on pupils’ learning: Final results of a holistic, multi-level analysis. Building and Environment, 89, 118-133. https://doi.org/10.1016/j.buildenv.2015.02.013
5. Berger, R. (2017). School district sustainability: Saving ‘green’ by going green. Forbes. https://www.forbes.com/sites/rodberger/2017/05/15/school-district-sustainability-saving-green-by-going-green/?sh=6ec76675371e