A webinar is when you log your computer into another website and make a phone call to a conference call. Then the webinar presenter talks via phone and shows figures on your computer’s screen. Much easier than fighting security at the airport to get to a strange city for a conference. But now I have [...]
Archive for the ‘Open Pit’ Category
GoldSim and Marillana mine modeling: complex but satisfying
Posted in About the news, Australia and New Zealand, Hydrology and hydraulics, Open Pit, Reclamation on August 22, 2007 | Leave a Comment »
Maryland coal mine slope stability accident a wake up call to ignore political correctness
Posted in Coal, North America, Open Pit on April 20, 2007 | Leave a Comment »
It is hard to believe that a 23-meter high wall of an open pit coal mine in Maryland can just fail and “cover” two miners. Is this another instance of human hubris? I know the old adage that a slope is stable on the morning of the day it fails. But was there no monitoring [...]
Mine containment zones could save millions and the groundwater
Posted in About the news, Hydrology and hydraulics, Open Pit, Reclamation on April 18, 2007 | Leave a Comment »
The California State Water Resources Control Board by Resolution 92-49 adopted a policy that an area of contaminated groundwater where cleanup cannot be achieved may be designated a Containment Zone. To date no mine in the state has been designated a containment zone, but such a designation would bring clarity and closure to many of [...]
Pit lakes as the focus of sustainable development – how to preclude a post-closure disaster
Posted in About the news, Enviromental, Open Pit, Reclamation on April 14, 2007 | Leave a Comment »
Stuck in the warm sun besides the beach in southern California this week, I still had time to look up some papers on mine open pit lakes. This was done a part of an ongoing debate about sustainable development. I debate as follows: obey the law in spirit and verse–and if the jurisdiction is too [...]
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