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Plastic Packaging And The Associated Environmental Challenges. A Case For A California Plastic Packaging Framework, Zahra Ghayour-Kelly Dec 2019

Plastic Packaging And The Associated Environmental Challenges. A Case For A California Plastic Packaging Framework, Zahra Ghayour-Kelly

Master's Projects and Capstones

While plastic has become an almost irreplaceable material in modern life, continuous new evidence of its adverse effects on human health and the environment is emerging. Currently there are limited options to address the negative impacts of plastic production and disposal on the environment. Plastic production and distribution creates greenhouse gas emissions. Additionally, limited end-of-life waste management options for the growing plastic waste stream place a great burden on local communities and the environment. Among the many products made of plastic, packaging is the largest and fastest-growing sector. Plastic packaging that is multilayered and fused is very commonly used, yet …


Wildfire Exposure To Critical Habitat Of Endangered And Threatened Species In California, Kristin Butcher May 2019

Wildfire Exposure To Critical Habitat Of Endangered And Threatened Species In California, Kristin Butcher

Master's Theses

Researchers, fire ecologists and wildlife managers are concerned about impact to endangered and threatened species and their critical habitat due to the projected increase in future wildfires. Wildfires have been studied in California for the last six decades and have been increasing at an alarming rate since the 1980’s. In this study, I use the 2018 spatial dataset for critical habitat of federally endangered and threatened species located in the state boundaries of California and compare it to a spatial dataset for wildfires that have occurred over the span of 32 years (1984 to 2016). Trends are derived from spatial …


Utilizing Compost For Carbon Sequestration: A Strategy For Climate Goals And Land Use Management, Sarah R. Koplowicz May 2019

Utilizing Compost For Carbon Sequestration: A Strategy For Climate Goals And Land Use Management, Sarah R. Koplowicz

Master's Projects and Capstones

In recent years, research has been developed for the use of compost combined with managed grazing (and manure) on grasslands (DeLonge et al, 2013) or rangelands, resulting in carbon sequestration from the atmosphere back into soil at a relatively high rate . The Marin Carbon Project (MCP) was established as a collaborative effort to analyze the potential effects of this technique for greenhouse gas mitigation. The MCP established that combining compost applications with managed livestock grazing benefits the soil health and native plant community, while simultaneously enabling carbon sequestration through the mechanisms of plant production and microbial activity. Additional recent …