Humic substances (HS) are the humified portions of totally decomposed soil organic matter that are ubiquitous in nature. Although these substances have been studied for more than 200 years, neither their metabolic capabilities nor a specific chemical structure has yet to be determined. HS have been studied as a carbon source in many environments…

California is on the precipice of implementing the Common Core State Standards (CCSS), which were developed through an initiative of the National Governors Association and the Council of Chief State School Officers to reflect the knowledge and skills needed for success in college and careers. In California, one of 45 adopting states, the standards…

The PARSEL project was initiated to disseminate teaching modules, based on a philosophical model, which was in line with a need to promote scientific literacy, in a manner considered to be both popular and relevant for students. The project was based on the belief that this approach would allow students to better realize that science was for all,…