EAS 301(3010) Evolution of the Earth System
Fall. 4 credits. Prerequisites: MATH 112 or 192 and CHEM 207 or equivalent. T. Jordan, S. Riha, and W. Allmon.
Life activities alter the physical and chemical environment, and are altered by that environment. This interaction over very long times constitutes a co-evolution of earth and life. Course uses modern systems, tens of thousand year old systems, and hundreds of million year old systems to illustrate principles, methods of reconstructing deep history, and the context of natural change inherent to life and earth.

SNES 200(2000) Environmental Sciences Colloquium
Fall. 1 credit. S-U grades only. S. Riha and J. Lehmann.
This colloquium consists of a series of lectures on an annually changing theme central to the Environmental Sciences, which poses biophysical, economical and political challenges to modern society. Participants will become familiar with contemporary issues of environmental degradation and opportunities for their mitigation. The colloquium is mandatory for SNES majors and is open to the public.

To be offered 2008:
CSS/EAS 4xx Soil, Water and the Environment
Fall. 4 credits. S. Riha and H.van Es