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Alberta imposes carbon tax, oilsands emissions cap
Monday, November 23, 2015
The Alberta government has done what it promised to do during its election campaign earlier this year, imposing measures to combat climate change including a carbon tax aimed at individual Albertans, phasing out coal-powered power plants and placing a cap on emissions from the oilsands. read more »
New innovation converts mine drainage into drinking water
Thursday, October 22, 2015
Global Aquatica's Sam Costin could hold the key to a major breakthrough in the usage of mine water during the record-breaking drought in Australia. read more »
Scientists discover bacteria that help with nuclear waste clean-ups
Monday, June 15, 2015
American scientists at Rutgers University have isolated a microorganism that may hold the key to cleaning up polluted groundwater at sites where uranium ore was processed to make nuclear weapons. read more »
New Zealand’s toxic mine sites are to be cleaned up
Wednesday, February 25, 2015
Two of New Zealand's contaminated mine sites will be cleaned of toxic substances following a funding agreement signed by the Ministry for the Environment and the Department of Conservation. read more »
Geotechnical inspections pinpoint concerns at mine dams: documents
Thursday, December 11, 2014
AuRico Gold will remove a portion of the 70,000 trees planted on a tailings dam after the province said the seedlings were a potential safety concern. read more »
Metal-munching plants: a new frontier for green mining?
Tuesday, August 05, 2014
Scientists have long studied plants that can absorb and store metals,such as nickel and gold, in large amounts without being poisoned. The most obvious application for these plant species is removing metal contaminants from the ground, but could they also usher in a new frontier of environmentally friendly mining? read more »
Genomic tools offer vision of a cleaner mining industry
Friday, April 25, 2014
Bacteria may be small, but they do heavy lifting in remediation and extraction. A few key microbes are on the verge of becoming key players in B.C.’s mining industry. read more »
Geosynthetics in Mining and Geomembrane Durability
Wednesday, March 05, 2014
Kerry Rowe, Research Chair in Geotechnical and Geoenvironmental Engineering at Queen’s University, gave a talk about the dura read more »
The Best Mine Waste Cover is No Cover
Monday, February 24, 2014
The best cover is no cover. If you can use the upper tailings or waste rock as the growth medium in which a stand of climax vegetation will flourish, you have the best cover. read more »
Long-Term Closure Criteria for Mine Waste Disposal Facilities
Thursday, February 20, 2014
Here's what I wrote in 1991 about criteria for covers and closure of waste facilities. This is from my book Principles and Practice of Waste Encapsulation. With Charles Reith I wrote this book on the basis of what we did to construct the encapsulation facility at the Weldon Spring site near St Louis, Missouri.  read more »
Mine Closure: Who Pays Giant Costs?
Tuesday, June 25, 2013
An issue that's going around is whether existing mines should pay for the closure costs of old mines, or should the taxpayers pay for those costs. read more »
Oil Sands Giants Granted More Time for Cleanup after Missing Targets
Wednesday, June 12, 2013
Alberta’s energy industry has found that cleaning up oil sands tailings is much harder than it thought. Reclaiming mine tailings has been one of the industry’s major environmental challenges.  read more »
Oil Sands Tailings Technology and Processes
Tuesday, June 04, 2013
There are many challenges involved with tailings ponds. They cover large areas and are composed of sand, silt, clay, and oil. Getting the finer particles to sink is one challenge. read more »
Giant Mine to Cost Many Billions to Cleanup and Lookafter for Thousands of Years
Tuesday, April 02, 2013
The news wires are alive with reports of a billion dollar estimate for remediating the Giant Mine in Yellowknife, NWT. Here is an extract from one report read more »
Oil Sands Miners Advance New Technologies for Tailings Management
Monday, January 21, 2013
Over several decades of oil sands mining, producers have tried a number of methods, such as cyclone separation, gypsum additives and flocculant treatments, to reduce the time it takes for suspended fine tailings particles to consolidate to a level that would allow reclamation of storage facilities to begin read more »
Experts Find Manure is ‘Best Cure’ for Mining
Friday, October 26, 2012
U.S. Department of Agriculture (USDA) research published Friday confirms what farmers seem to have known for hundreds of years: that manure helps restore soils, even those highly damaged post-mining landscapes. read more »
Easwara Origins Corp - Returning Water to Its Original State
Wednesday, August 08, 2012
Are you wondering if there is a sustainable way to separate oil from wastewater? Take a look at what Easwara Origins Corp. can do for you. Their proprietary nano-cyclonic process uses sustainable chemistries to separate the oil from produced water. read more »
The Clean Mining Alliance Spreads Good News
Monday, June 25, 2012
The Clean Mining Alliance, based in Vancouver, Canada, is a new international trade association dedicated to raising the profile of cleaner mining initiatives. read more »
Innovation in Mining: A New Book from PDAC and the Mining Assocation of Canada
Wednesday, May 09, 2012
At this link you will find a fascinating book put out by the Mining Association of Canada and the PDAC. It is called 100 Innovations in the Mining Industry. read more »
Cover Technology: Wismut to Suncor’s Pond 5
Tuesday, March 13, 2012
Clap! The sound a big volume of mining proceedings made when it landed on my desk this morning. read more »
Is British Columbia failing to plan for and close mines responsibly?
Friday, June 17, 2011
Mine Closure in any jurisdiction is fraught with difficulty. There are as many rules, and as many different systems of regulations, as there are mining locales. read more »
BC Technical and Research Committee on Reclamation Supports Local Fish Hatchery
Friday, May 13, 2011
The British Columbia Technical and Research Committee on Reclamation (TRCR) is pleased to make a donation to support the Quatse River Fish Hatchery, located just outside of Port Hardy. read more »
Costs of Mine Closure
Friday, December 10, 2010
Are miners compiling feasibility studies ignoring mine closure costs — and in particular closure costs associated with acid drainage? read more »
Sustainable Reclamation of Post-Mining Cartagena
Monday, November 01, 2010
Here is a link to the most fascinating presentation at the Tailings and Mine Waste 2010. It deals with reclamation planning in an area of Spain where mining continued for 2,500 years. read more »
Wapisiw Lookout: The First Reclaimed Oil Sands Tailings Impoundment
Thursday, September 23, 2010
Pond 1 at the Suncor oil sands mine is officially reclaimed and the Alberta Premier today attended the official opening ceremony. He said it makes him proud to be an Albertan to see what has been achieved. read more »
Best Practices in B.C. Mine Reclamation Planning and Closure Showcased at Courtenay Symposium, September 20-23
Thursday, September 09, 2010
The British Columbia Technical and Research Committee on Reclamation (TRCR) and the Canadian Land Reclamation Association (CLRA) present the 34th annual B.C. Mine Reclamation Symposium and 35th Canadian Land Reclamation Association Conference, "Reclamation from Planning to Closure", from September 20 - 23, 2010 in Courtenay, B.C. read more »
Closure of Remote Historic Underground Mines in Desert Environments
Monday, July 05, 2010
Geotechnical solutions were developed for closure of two historic underground borate mines in the deserts of California: the old Borate Mine located in the Mojave Desert and the Lila C. Mine near Death Valley. read more »
Mapping the way
Monday, December 07, 2009
Surveying is a vital discipline throughout the mining process – embracing exploration, mining and closure. GPS has been a boon to surveying but has many other related uses in making operations more productive and safer. read more »
To leach or not to leach?
Wednesday, September 30, 2009
In-situ leaching (ISL) or in-situ recovery was developed in the mid 1970s as a method for extracting uranium from typical roll-front type deposits located in water saturated permeable rocks that were not suitable for conventional mining. It was conceived independently in both the (former) USSR and the USA using similar approaches in engineering and technology. read more »
Forest restoration
Wednesday, September 30, 2009
Mining and conservation are often considered to be incompatible land uses. Yet, economically important mineral deposits often occur in areas with high biodiversity and therefore, high conservation value. read more »
Planning for the future
Wednesday, September 30, 2009
In the introduction to ICMM's Planning for Integrated Mine Closure: Toolkit, the authors describe planning for closure as being "about how to design a mine operation in order to facilitate closure. When a project is designed,there is a lot of scope to do so with closure in mind..." read more »
The road to Grasberg
Wednesday, September 30, 2009
Until Bechtel built the first road in the early 1970s, and Freeport Indonesia subsequently developed the area, subrivers were the only access inland to the foothills of the Jayawijaya mountain range on Irian Jaya that hosts what is arguably the greatest ore complex discovered in the world to date, the Grasberg and Ertsberg copper gold deposits. read more »
Nevada Heap Leach Pad Gets Geosynthetic Cover
Tuesday, September 15, 2009
Here is a story about the old Wood Gulch mine in Nevada where Barrick has installed a "synthetic liner" over the heap leach pad. read more »
Researchers Study Impacts of Coal Mining on Water Resources
Monday, August 31, 2009
As the federal government announces new plans to protect water resources, these research efforts are underway to provide objective scientific information to policy makers and to those involved in the debate surrounding mountaintop-removal and other forms of coal mining. read more »
The Arid Device
Thursday, July 09, 2009
Industry and governmental agencies have known for years that the water quality in the Powder River Basin coals is quite good. In fact, CBM produced water has greatly enhanced livestock operations, through the development of watering areas in previously unused or under-used pastures.  read more »
Frack Attack - Drilling Technique Under Scrutiny
Thursday, June 25, 2009
Four years after a widely used but controversial oil and gas production technology was exempted from federal regulation under the Safe Drinking Water Act, Congress is taking another look at the process known as hydraulic fracturing, or fracking. read more »
Geomorphic Reclamation of Uranium Mill Tailings
Tuesday, April 21, 2009
Review of a paper on the use of a computer code to design and construct reclamation works for abondoned uranium mill tailings piles in Wyoming. read more »
Pyrophoricity of PRB coals - considerations for coalbed methane development
Friday, April 03, 2009
Natural coal fires along coal outcrops in the Powder River Coal Field or Powder River Basin have occurred throughout the more recent geologic history of the area. Researchers using modern fission-track dating techniques on the baked and fused rock associated with ancient fires have dated in-place coal burn areas as old as middle Pliocene ... read more »
Carlson Natural Regrade For Sustainable Reclamation
Thursday, February 12, 2009
The state of New Mexico's Abandoned Mine Land Program recently announced that they awarded a state contract to Water and Earth Technologies Inc. of Fort Collins, Colo., to identify methods to protect the public and environment from hazards posed by abandoned coal mines at Vermejo Park Ranch. read more »
ERCB Oil Sands Tailings Regulations
Friday, February 20, 2009
Comments on the new Alberta ERCB regulations pertaining to oil sands tailings impoundment closure and reclamation. read more »
Northwest Community College School of Exploration & Mining
Wednesday, January 28, 2009
Discussions with staff and students from the Northwest Community College on learning for and working in the BC mining industry read more »
Gord McKenna on Oil Sands Tailings Reclamation
Friday, January 09, 2009
One final triumph from the First International Oil Sands Tailings Conference: a link to the presentation by Gord McKenna of BGC Engineering on Landscape Design for Oil Sands Tailings. read more »
Uranium Mining the Grand Canyon
Friday, December 12, 2008
The Grand Canyon is uranium country. It is also great vacation country. A move by the Bush administration to limit Congress’s power to prevent mining on public land makes me wonder if soon-to-be out-of-work Republicans are not more interested in vacation property than mining property. read more »
Tailings Conference Presentations
Monday, November 17, 2008
In October 2008 in Vail, Colorado, I attended the conference Tailings & Mine Waste ’08. Thanks to the organizers of the conference and the presenters, we can make available here on TechnoMine many of the PowerPoint presentations. read more »
Heap Leach Questions
Friday, November 14, 2008
Here are ten good questions that could be asked about decommissioning any heap leach pad. read more »
Nuclear Energy and Mining
Thursday, November 13, 2008
Intuitively I believe nuclear energy is the way of the future as the only clean, abundant source of energy. As a professional, I have worked many years stabilizing old uranium mill tailings impoundments and know it can be done. read more »
The Uranium Mill Tailings Remedial Action (UMTRA) Project
Wednesday, October 29, 2008
Here is the best summary of UMTRA I have come across: The Uranium Mill Tailings Radiation Control Act of 1978 gave the U.S. Department of Energy the responsibility of stabilizing, disposing, and controlling uranium mill tailings read more »
IDRC 2005 Papers on Mine Closure
Friday, October 03, 2008
The International Development Research Center (IDRC) is a Canadian Crown corporation that "works in close collaboration with researchers from the developing world read more »
Land Reclamation Symposium in Montana
Tuesday, September 16, 2008
The 26th Annual Amerian Society of Mining and Reclamation Meeting and 11th Billings Land Reclamation Symposium is going to take place in Billing, Montana, May 30 to June 5, 2009. read more »
WVU Receives $550,000 EPA Award for Sustainable Energy Parks Project
Friday, September 12, 2008
West Virginia University researchers have a plan to turn abandoned mine property into fields capable of growing switchgrass and other biofuels. read more »
Mine Closure Handbook
Friday, August 15, 2008
This is not quite the definitive handbook on mine closure, but it comes pretty close. I refer to Environmental Techniques for the Extractive Industries: Mine Closure Handbook. read more »
ICMM on Mine Closure
Tuesday, August 12, 2008
The International Council on Mining and Metals published Planning for Integrated Mine Closure: Toolkit (August 2008).
If you have not hitherto read about or thought about planning for mine closure, this new volume is an excellent place to start.
 read more »
The Meaning of Long Term?
Monday, July 21, 2008
These terms are often carelessly bandied about in the mining industry: long term; on-going; foreseeable future; several centuries; perpetuity; forever; sustained. What really do they mean?  read more »
Mine Closure Costs As They Affect Investment Decisions
Monday, July 21, 2008
A significant issue when deciding to invest in a mine is the closure plan. Similarly, a significant issue when deciding to invest in a mining company is the extent of its liability for closure of one or more of its mine properties. read more »
Mine Mound Archaeology
Friday, July 11, 2008
What evidence is there in the archaeological record for the very-long-term performance of mine waste disposal facilities? A paper from twenty-five years ago gives some interesting answers. read more »
Gilt Edge Mine Superfund Site
Thursday, June 12, 2008
The proceedings of Tailings & Mine Waste ’03 contains papers on the Gilt Edge Mine. There is an abstract on the water balance of the site proposed for the ’08 conference. read more »
Alaska Mine Permitting
Monday, May 26, 2008
What is involved in permitting a mine? The answer varies depending on the type and location of your mine. read more »
Erosion Control Education
Wednesday, May 07, 2008
The International Erosion Control Association is a source of On-Demand education opportunities. read more »
ARD Permitting
Friday, April 25, 2008
The Environmental Literacy Council write on the topic of mine permitting and acid mine drainage: “Since the 1977 Surface Mining Control and Reclamation Act mining operators are required to present a plan for minimizing or mitigating acid mine drainage before they receive a permit to begin mining.” read more »
The Berkeley Pit
Wednesday, April 16, 2008
The Mine Waste Technology Program at Montana Tech understandably enough focuses on the Berkeley Pit. Here are the reports they have produced on the pit read more »
Wetlands
Wednesday, April 09, 2008
More on Wetlands for stormwater protection from the Center for Watershed Protection. read more »
Tahltan Restoration Plan
Tuesday, November 13, 2007
This news release from the British Columbia Ministry of Energy, Mines and Petroleum: The Province and the Tahltan Nation have developed a restoration plan to assess and address the impacts of past mineral exploration and development activity read more »
Performance Based Codes
Tuesday, September 11, 2007
There has been much criticism of the draft Environmental, Health and Safety Guidelines for Mining recently published by the World Bank. read more »
Blue Hills and Glencairn
Thursday, September 06, 2007
Here is a story of what happens when you take over a mine and forget to do due diligence. And even if you did good due diligence, you may still get caught in the jaws of the United States environmental liability laws. read more »
Teck Cominco Donates for Peru Earthquake Relief
Monday, August 27, 2007
Teck Cominco has given $100,000 to the Canadian Red Cross to assist victims of the recent Peru earthquake. read more »
Spook
Wednesday, April 04, 2007
Filling old open pit mines with mining wastes has many advantages. I recognize there are many disadvantages too, mostly to do with the cost.  read more »
MEND Monitor
Wednesday, March 28, 2007
We have just received the MEND Monitor for March 2007. It outlines recent MEND publications, events and information. read more »
Adams Mine Landfill
Friday, March 09, 2007
The North American Free Trade Agreement (NAFTA) is intended to facilitate trade between Canada, the United States, and Mexico. Parts of the Preamble state that the governments of the three nations resolve via the agreement to read more »
GIS Ten Percent
Thursday, February 15, 2007
Before the mine, a forest. With a bit of luck, after the mine, a forest. We need trees aplenty to counteract global warming. read more »
Closure Costs in Nevada
Friday, February 09, 2007
A useful checklist of items to consider when estimating the cost of closure of a mine is provided by Nevada at this link. The document is the Mine Plan of Operations Reclamation Bond Checklist read more »
Rawhide Mine Community Relations Plan
Thursday, February 08, 2007
A good example of a community relations plan as any I have come across is that for the Rawhide Mine in Nevada. This plan sets out what will be done from 2006 to 2010 at the now closed mine read more »
Midnite Mine Record of Decision
Friday, January 26, 2007
Now there is only one document you need to read to get most of the story about the Midnite Mine in Washington State. read more »
Geomorphology
Friday, January 12, 2007
A paper on the impact of mining in Pakistan is a welcome change from the normal. It appears that quarry operations to supply Islamabad are affecting the aesthetics of a range of hills. read more »
New Hampshire Geomorphology
Friday, January 12, 2007
There are no mines in New Hampshire that I know of; except surely some aggregate mines and gravel pits? Regardless, the volume I refer you to does not address the impact of mining at all. read more »
Risk-Based Probabilistic Cover Performance
Monday, January 08, 2007
Little on the web impresses me; but this site does. I am not sure why. There is nothing new. There is nothing particularly profound. All the news and views are readily available elsewhere. read more »
Indiana Reclamation Award
Friday, December 22, 2006
“What other abandoned mined land site can boast of being an operating landfill, a growing community recreational center, the site of a world championship racing event, and the site of an NCAA Championship event? read more »
Wisconsin Mine Reclamation
Friday, December 15, 2006
“Successful reclamation means the restoration of all areas disturbed by mining activities including aspects of the mine itself, waste disposal areas, buildings, and roads and utility corridors read more »
Mining For Closure
Monday, December 11, 2006
It seems such a simple idea, that you must at first wonder why anybody would write or read over 100 pages on the topic of designing a mine for closure, particularly when the document, Mining for Closure read more »
Utah Abandoned Mines Program
Friday, December 08, 2006
This is a valuable reference if you mine in Utah. It is also valuable if you are simply interested in the story of mining in Utah, the abandoned mines in Utah read more »
Utah Mine Reclamation
Friday, December 08, 2006
This volume is the best primer on Mine Reclamation I have yet come across: The Practical Guide to Reclamation in Utah. It should be your first stop on a tour of mine reclamation reading, even if your mine is not in Utah. read more »
Vatukoula Mine, Fiji
Wednesday, December 06, 2006
There must be a story about the failure of mining technology lurking in this press release—or is it a story of human nature—or maybe a story of prudent business/politics? read more »
BLM Mined Land Reclamation
Monday, December 04, 2006
A comprehensive manual on mine reclamation is probably a pipe dream. The topic is too large and multi-disciplinary to get all the information in one volume. read more »
Colorado Mine Reclamation
Friday, December 01, 2006
A recent report (June 2006) makes fascinating reading and instructive reporting. I refer to the Reclamation Feasibility Report Henson Creek Watershed read more »
Malartic Project, Quebec
Tuesday, November 28, 2006
The performance of covers on tailings piles to limit oxygen migration to the acid generating materials beneath are the topic of an abstract in the latest CIM magazine. read more »
Ringwood Mine
Friday, November 24, 2006
If ever proof were needed that a mine closure plan is needed and that this plan should include some form of post-closure care, the following story provides it. read more »
Meridian Gold
Thursday, November 23, 2006
A good story with a happy ending; a testimony to what can be achieved; congratulations. These positive thoughts came to mind when I saw this piece on the wire this morning. I quote: “Meridian Gold Inc is pleased to announce read more »
Oil Sands Reclamation
Friday, November 17, 2006
Can we reclaim the oil sands operations? A pretty obvious question. Many, many answers. I surveyed 350 Google hits from the key words “oil sands reclamation.” read more »
How Do We Reclaim Oilsands?
Thursday, November 02, 2006
Oilsands are touted as the cure-all solution to the world’s energy woes. Massive deposits in Canada contain 174 billion barrels of oil that are deemed recoverable with current technology. read more »