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Full-Text Articles in Science and Technology Studies

Grain-Washing: The Issue With Corn Ethanol As A Sustainable Aviation Fuel, Emily J. Rinn Jan 2023

Grain-Washing: The Issue With Corn Ethanol As A Sustainable Aviation Fuel, Emily J. Rinn

Scripps Senior Theses

Decarbonizing the aviation sector remains one of the most prevalent obstacles in reducing the United States’ significant contribution to global greenhouse gas emissions. Launched in 2021, the Sustainable Aviation Fuel (SAF) Grand Challenge aims to supply enough fuel to meet 100% of demand by 2050 through reducing its production costs and enhancing its sustainable practices. Corn ethanol feedstock has been proposed to make up as much as half of all SAF production in the 2030 benchmark. This thesis explores the assemblage of corn ethanol – from its true environmental impacts, role in the future SAF market, to research claiming corn …


Desalination And Development: Locating The Missing Masses In Dakar’S Water Network, Marina Riad Jan 2023

Desalination And Development: Locating The Missing Masses In Dakar’S Water Network, Marina Riad

Scripps Senior Theses

The introduction of desalination technology to the water network in Dakar, Senegal marks a monumental change in how state and commercial interests aim to solve systemic problems using novel technologies. Desalination aims to transform the ocean surrounding Dakar into potable water, a vital resource in the growing metropolis. However, this desalination project must integrate itself within a network of social, historical, political, commercial, and ecological influences shaping the role of desalination in urban Dakar. With millions of dollars and an entire ocean mobilized towards solving Dakar’s water problems, it may come as a surprise that this project will only provide …