Dial-up Version: Part 2 of 2
For slowest connections - video loads in two parts

Part 2 – Pollution Problems 

Use for home viewing with a slow connection. Low resolution, smaller files, video loads in two parts. 9-minute video may take a few minutes to buffer. It will start playing automatically. You may then pause and rewind as needed.

Click here to watch Part 1 – Introducing Karst (9-minutes).

(To watch this video you will need the free QuickTime player. Link to latest version here.)