Fall 1999 Seminar in Environmental Geology
Instructor: Dr. Harmon Maher
01328 GEOL 2500-002 Special Topics in GEOG-GEOLOGY TH 3-4
Outline for first lecture:
- Review of syllabus.
- Time commitment for this seminar: 2-3 hours.
- Participation: measured by attendance, by response to questions and
generation of discussion and by anonymous peer evalaution.
- Need notebook for field trips.
Definition and history of urban geology:
- geologic knowledge useful in planning, resource management and protection,
and natural hazard prevention and mitigation in an urban setting.
- earlier UNO
Major geologic units and geomorphic elements of the Omaha metropolitan
- Major geomorphic elements:
- Platte River flood plain
- Missouri River flood plain
- Papio River flood plain
- Missouri River terrace
- Loess Bluffs
- Dissected Loess Hills
- Major geologic units:
- Glacial till
- Dakota sandstone
- Paleozoic limestones and shales
- link to diagram of geologic units
Some potential environmental concerns in Omaha with a geologic component:
- lead contamination in soils.
- differential compaction and associated engineering concerns.
- accelerated erosion.
- mass wasting.
- aquifer contamination.
- old landfills.
- buried storage tanks.
Sources of information on urban geology:
- newspaper articles.
- professional publications.
- government agencies (EPA, USGS, Nebraska Conservation and Survey Division,
Nebraska Department of Environmental Quality).
- local experts.
Return to seminar syllabus.