Sentences with phrase «as tailings»

«We have process solutions for several of our customers» key challenges, such as tailings dam management and reprocessing.

The huge ramp - up in oilsands production over the past decade — before the industry had worked out environmental bugs such as tailings disposal — helped environmentalists paint a bull's - eye on the industry's back, says Lauerman.

Not exact matches

«We would agree that Alberta's historic focus on maximizing oilsands production... rather than optimizing production on the highest quality ore may be having unnecessary environmental impacts on things like greenhouse gas intensity and tailings production and lowering returns to Albertans as the owners of the resource,» said Simon Dyer of the Pembina Institute, a clean energy think - tank.

As time went on, though, the tailings did not settle, bond and dry out as expecteAs time went on, though, the tailings did not settle, bond and dry out as expecteas expected.

More than any other image, it is toxic tailings that sells the message of the oilsands as a «dirty» source of oil.

A Pembina Institute study from 2009 estimated the costs to reclaim what was then 686 square miles of oil sands developments and 170 square miles of tailings ponds would run as high as $ 15 billion.

I believe Alberta citizens are victims as they will be dealing with abandoned wells, tailings ponds and massive environmental degradation for decades and the industry will not be paying those bills!

«Premier Christy Clark and the B.C. Liberals briefly swooped into Likely several days after the tailings pond failure assuring the town everything was all right, but then disappeared as the bad news rolled in,» said New Democrat leader John Horgan.

By: Mia Breytenbach 14th October 2016 The strong performance of the rand gold price, increasingly lower gold grades mined in deeper underground mining operations, as well as costlier labour resources and electricity, are underscoring the attractiveness and accelerating the traction of local gold tailings retreatment operations,... →

But Newcrest has recently resumed placement of mine wastes in the unaffected tailings dam at Cadia, and has won approval to use an old, nearby mine pit as a temporary tailings dam.

The tailings are dewatered through sedimentation, as well as filtration, until it becomes a conveyable product to dry stack.

At one point, the province was left with just one geotechnical engineer and emails released through freedom of information requests showed that staff within the environment ministry had raised warnings that low staffing levels were leading to increased risks, citing tailings pond inspections as a particular area of concern.

The smaller firm is Mid-Island Aggregates / Distribution LLC, described by the governor's office as «a new - to - New York business that will remanufacture locally available mine tailings and turn them into useful construction products for landscaping, remediation, and construction projects.»

Of course, there will still be by - products — such as the residual ore, or tailings, from the mining and separation as well as calcium carbonate, magnesium carbonate and magnesium hydroxide from the chemical process, along with that pesky thorium.

Like hundreds of other abandoned mines in the Navajo Nation, the United States» largest Indian reservation, it looks as if it might still be in use — tailings, or waste products of uranium processing, are still piled everywhere, and the land isn't fenced off.

In Grand Junction, Colo., radioactive mill tailings were used as building materials, causing increased risk of lung cancer, according to the Environmental Protection Agency.

Whether the uranium is stripped out of an open pit like the Ranger mine in Australia, removed from deep underground like McArthur River or chemically leached from its rocky home as at the Smith Ranch - Highland mine in Wyoming (the largest mine in the U.S.), yellowcake is the end product, along with a heap of radioactive tailings and, often, contaminated water.

Here are some other top successes: destroying stockpiles of chemical weapons globally as well as local stores of DDT in Tanzania; new cooking stoves to eliminate indoor air pollution in Ghana; separating copper mine tailings from the local water supply in Chile; alternative fuels to reduce air pollution in New Delhi as well as treating arsenic in well water in West Bengal; removing lead - contaminated soil in the Dominican Republic and Russia; reducing mercury vapors from artisanal gold mining in Indonesia; and new sewage systems to clean up contaminated Suzhou Creek in Shanghai.

The Gilt Edge Mine in South Dakota was a gold mine that an insolvent company abandoned in the late 1990s, leaving behind 150 million gallons of acidic heavy - metal - laden water, as well as millions of cubic yards of acid - generating tailings.

«As long as they aren't putting tailings (leftover mining material) into the streams there should be no problems.&raquAs long as they aren't putting tailings (leftover mining material) into the streams there should be no problems.&raquas they aren't putting tailings (leftover mining material) into the streams there should be no problems.»

«These results have surprised us, and lead the way for many interesting applications such as optimising the processes for gold extraction from ore and re-processing old tailings or recycled electronics, which isn't currently economically viable.»

The two piles in combination contain as much tailings as the Denison TMAs, demonstrating how outlandish the 20 years figure is compared to the real world.

With only water and no physical barrier, such as a combination of clay, rock or soil barriers as at all USA sites as well as Spanish and other European sites, an extensive root network penetrating into the tailings themselves is assured at each site.

The failure to provide an physical barrier between the tailings and water, solids, or other material leaves the tailings vulnerable to extensive penetration of the tailings by plant roots and animals as well as disturbance by freeze and thaw and ice formation and break up impacts.

Root uptake of chemicals in the tailings will occur as plants invade the shores or caps of the TMAs.

Spain - supported by an abstract for «Remediation of Inactive Uranium Mining and Milling Sites in Spain» from the «European Union International Symposium on Remediation and Restoration of Radioactive - contaminated Sites in Europe,» October 1993 (attached as Appendix C) which describes fully decommissioned mine and mill tailings facilities.

The indoor radon action levels for US homes and schools were adopted in response to the use of radioactive uranium mill tailings sand in construction and soil fill for homes and schools in the western US; recognized in the 1970's as one of the first direct community health risks from the process of uranium mining.

Individual local residents have verbally indicated that mine and mill waste has been transported to home sites for construction and yardfill use and selected residents report that children play, and they as children played, in the colorful tailings residue along Alamitos Creek.

The restoration program includes an extensive array of collection («extraction») and injection well lines, collections drains and trenches in and around the largely reclaimed tailings piles and lined evaporation ponds as shown on Figure 1 to this paper.

The title, «Blue asbestos fibers on a tailings dump at the Owendale Asbestos Mine, Postmasburg District, Northern Cape, October 26, 2002» explains the desolation as you realize with horror the full impact such mining must have had.

A centerpiece of this show, Composting in the Pentagon with Worm Tailings (2017), displays dirt (or rather compost made from coffee grounds from a nearby café) as process and solution; we are invited to turn the dirt with a shovel.

The potential exists at one particular Arizona mine with 10,000 acres of waste rock and tailings to produce up to 1 gigawatt of combined solar and wind power, about as much as an average coal - fired power plant, said Blair Loftis, national director of alternative and renewable energy for Kleinfelder, a large engineering consultant firm.

Do you think that deep sea dumping of mining tailings in the Bismark Sea off PNG as authorised by Ross Garnaut from Highland Pacific and Lihir plus river dumping by OkTedi also could contribute to sub 700 meter temperature increase?

Tar sands mines create as much toxic tailings every day as flows over Niagara Falls in 90 seconds.

Let's remember that Olympic Dam is a very large copper mine, that produces a little gold and silver and uranium as byproducts from the copper mine tailings waste.

Its plans for the new Conga Mine included draining the lake and converting it into a tailings pond to collect the toxic mining byproducts, such as cyanide and arsenic.

However, the ERCB notes that all operators have committed significant resources towards managing their tailings in accordance with the objectives of Directive 074, made material progress in developing and implementing fines capture technologies as part of their tailings management plans...

It's as if pollution on the coast, or in the mountains, is all there is, and the 100 square kilometers (plus) of Tailings Ponds is in another universe called northern Alberta.