Geography Commons^™

The Ethnic Aspects Of Population Change In Latvia After Independence, Ilmars Mezs

Masters Theses

This study examines current and historic ethnic and demographic trends and their spatial and cultural contexts within Latvia. Comparisons with the other two Baltic states are also presented and discussed. The Latvian population underwent fifty years of Soviet rule, with deliberate policies to dilute the homogeneity of Latvians through Russification, in-migration, and political dominance. The period from 1940 to 1991 greatly impacted Latvians and immigrants, who were mainly Russians, by placing stresses on the spatial structure of the ethnic groups and their cultural relationship.

Latvians in particular feared ethnic and cultural extinction. The process of ethnic dilution and mixing under …

Gis Application For Nitrogen Dioxide Pillution Monitoring In Moscow, Russia, Maria V. Privalsky

Masters Theses

The focus of this study was nitrogen dioxide pollution monitoring in Moscow, Russia. ERDAS GIS was used to create maps of nitrogen dioxide distribution on the territory of the city for the years from 1983 to 1991.

A special model was written to compare the consecutive pairs of years in respect to the nitrogen dioxide pollution change. Results of model application were analyzed in order to determine the territories that experienced maximum changes during the study period.

Relationship between street density as a measure of car flow and nitrogen dioxide pollution was estimated. Two measures of the relationship were used: …