David introduces us to Dr. George Hudak and Dr. Donald Fosnacht who bring us news about a proposed mining project in northeastern Minnesota. George and Don elaborate on the science of mining and some of the environmental safeguards planned for this monumental copper mining operation that has been in the planning phase for a decade and which is facing concerned environmentalist opposition …
Podcast: Play in new window | Download (Duration: 50:32 — 46.3MB)
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