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Full-Text Articles in Physical Sciences and Mathematics

Development And Evaluation Of An Inquiry-Based Unit For Teaching About Paleoclimate And Climate Change, Steven Barone Apr 2013

Development And Evaluation Of An Inquiry-Based Unit For Teaching About Paleoclimate And Climate Change, Steven Barone

Masters Theses

The purpose of this action research study is to develop and evaluate a sequence of four lessons for an introductory earth science course taken by future elementary teachers. Action research is a reflective process of data collection and analysis used by teachers to improve their classroom practice. This study’s goal is to produce a series of lessons that align with the course philosophy of student-driven learning through guided-inquiry and are effective at improving students’ understanding of climate change.

Three data sets were used to evaluate the lessons: 1) student knowledge gains on an objective pre- and post-test, 2) students’ self-reported …


Co2 Injection Into A Deep Saline Aquifer: Porosity Measurements, Numerical Modeling, And Costs Associated With Uncertainty Of Petrophysical Parameters, Michael John Gragg Dec 2012

Co2 Injection Into A Deep Saline Aquifer: Porosity Measurements, Numerical Modeling, And Costs Associated With Uncertainty Of Petrophysical Parameters, Michael John Gragg

Masters Theses

Anthropogenic levels of atmospheric greenhouse gases, particularly carbon dioxide (CO2) have increased rapidly over the last several decades and coincide with rising temperatures globally. One possible solution is to capture CO2 before it is released into the atmosphere by large point sources, such as fossil fuel power plants. Once captured, the CO2 can be condensed and transported to a storage facility. Of the available options for storage of condensed CO2, geologic sequestration in deep saline aquifers is considered the most viable option.

Porosity measurements were obtained for nearly 100 core samples of the Knox …