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Western Michigan University

Masters Theses

Precipitation

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Full-Text Articles in Physical Sciences and Mathematics

Spatio-Temporal Variability Of Precipitation And Drought In The State Of Arizona, Usa, Samuel Nimako Nyarkoh Jun 2018

Spatio-Temporal Variability Of Precipitation And Drought In The State Of Arizona, Usa, Samuel Nimako Nyarkoh

Masters Theses

As a result of climate change, several dry regions continue to get drier as precipitation amounts decline. This decline impact water resources and hinder economic development. Understanding the variability of precipitation and drought through climatic, agricultural and hydrological studies is therefore critical to decision makers and stakeholders in developing proactive measures that promotes economic development.

This study therefore uses dataset from 55 Meteorological stations containing 110-year (1900-2010) monthly precipitation data and a series of spatial and temporal tests to investigate the spatial and temporal patterns of precipitation and drought as well as the effects of local factors such as topography …


Stable Isotope Investigations Of Two Components Of The Cryosphere: Snow And Icicle Formation, Thomas C. Brubaker Apr 2016

Stable Isotope Investigations Of Two Components Of The Cryosphere: Snow And Icicle Formation, Thomas C. Brubaker

Masters Theses

Understanding the processes that govern the cryosphere is necessary to understand the water budget within an area that receives significant winter precipitation. This research investigates two components of the cryosphere, namely snow and icicle formation, through the application of the stable isotopes of oxygen and hydrogen.

Stable isotope measurements from precipitation collected throughout the winter of 2013-2014 are presented. The measured isotope values are in discord with known isotope effects. This discrepancy hints at a previously unexplored atmospheric phenomenon, where the enriched oxygen isotope signature of atmospheric ozone was incorporated, via photochemical reactions, into water vapor which subsequently fell as …