Sentences with phrase «extract tar sands»

Sure, these tar sands assets were stranded because of low oil prices, and the infrastructure built to extract tar sands could be turned back on anytime, but that seems very unlikely.

The round trip makes the costly - to - extract tar sands oil competitive in a tight global market.

Not exact matches

The boom in unconventional fuels — such as bitumen extracted from Alberta's tar sands and oil extracted from North Dakota's Bakken shale formation by hydraulic fracturing («fracking»)-- has swelled global reserves even as climate scientists issue ever - sterner warnings that burning more than a small fraction of these reserves would be suicidal.

Energy producers can calculate, almost down to the barrel, how much oil can be extracted from a tar sands plot.

Extracting and processing tar sands has always been a tough business.

The result, Ma says, is a flurry of construction on new plants and facilities to extract oil from the tar sands.

Extracting and processing tar sands creates a carbon footprint three times that of conventional crude.

ExxonMobil admitted that the pipeline had been used to transport a molasses - like form of crude extracted from tar sands in Canada.

Nathan says high prices have made it increasingly economically viable to extract more unconventional forms of oil, in particular the asphaltlike tar sands (also known as oil sand, or extremely heavy crude oil) plentiful in northern Alberta, Canada.

Yet governments and industry are rushing into expanded use of fossil fuels, including unconventional fossil fuels such as tar sands, tar shale, shale gas extracted by hydrofracking, and methane hydrates.

The alternative pathway, which the world seems to be on now, is continued extraction of all fossil fuels, including development of unconventional fossil fuels such as tar sands, tar shale, hydrofracking to extract oil and gas, and exploitation of methane hydrates.

When more energy is spent getting at the oil than the energy you extract, you stop drilling, so I don't see much future for tar sands, deep sea wells, etc. once the conventional sources get too expensive.

Well, because tar sand - extracted oils have a 2X + greater carbon footprint than «conventional oil,» operating margins for producing oil in Alberta will be roughly 1/2 as good as those of the competing state oil companies, once Cap & Trade is fully implemented.

«The fossil fuel industry and its shills are willing to exploit any crisis and go to any lengths in their effort to extract more dirty fuels and dismantle critical climate policies,» said Erich Pica, president of Friends of the Earth U.S. «Rather than promoting dirty fossil fuels like tar sands and fracked natural gas, Obama and Barroso should be doing everything they can to keep these fuels in the ground and help avert climate catastrophe.»

Tar sands is expensive to extract and process — with breakeven prices approaching $ 100 per barrel — and cheap transportation is required to make new projects profitable.

Nuclear heat can provide the energy needed to extract the bitumens from the tar sands and to provide steam to make hydrogen to upgrade the bitumen to pipeline standards.

Tar sands crude is one of the world's dirtiest, most expensive - to - produce, and difficult - to - extract oils — and many analysts argue that those reserves will be among those left in the ground.

Instead, world leaders have pandered and caved to the powerful fossil fuel lobby: rubber stamping massive carbon - intensive infrastructure, unlocking billions of tonnes of new carbon in hard - to - reach places like the deep offshore ocean, the arctic, or hard - to - extract resources like tar sands, and proceeded to design energy policy around scenarios incompatible with a safe global climate.

Vast amounts of water and energy are needed to strip - mine and drill Canada's tar sands deposits — a heavy black substance mixed with sand and clay — and turn the extracted bitumen into usable crude oil.

The SEIS concluded that, with or without the KXL pipeline, the Canadian tar sands will be extracted and transported to market, whether by rail or via an alternative pipeline through Canada.

Extracting oil from tar sands is also much more complicated than pumping conventional crude oil out of the ground.

This pipeline transports bitumen - loaded tar sands oil, which is more corrosive than oil extracted through other methods — which means much higher risk of leaks.

The alternative pathway, which the world seems to be on now, is continued extraction of all fossil fuels, including development of unconventional fossil fuels such as tar sands, tar shale, hydrofracking to extract oil and gas, and exploitation of methane hydrates.

A time - lapsed map released today by the World Resources Institute using satellite imagery from Global Forest Watch shows how much forest is being lost in Northern Alberta to make way for major industrial operations, mainly to extract oil from the tar sands, also referred to as the oilsands.

In other words, the EU, China and Latin America get the oil, the foreign - owned oil companies get the profits and North Americans are left cleaning up oil spills and shouldering the pollution burden from extracting and refining the dirty tar sands.

Extracting bitumen from tar sands — and refining it into products like gasoline — is significantly costlier and more difficult than extracting and refining lExtracting bitumen from tar sands — and refining it into products like gasoline — is significantly costlier and more difficult than extracting and refining lextracting and refining liquid oil.

Tar sands, tight oil, and other so - called «new» sources of oil are significantly more difficult and expensive to extract than conventional liquid oil.

So to account for the special nastiness of tar sands oil, I factored in the emissions that are associated with «producing» or extracting it.

Overwhelmingly, experts agree that oil mined from tar sands in Alberta, Canada is far worse for the climate than most of the oil currently produced and sold in the United States, because of the added pollution from extracting, refining, and delivering it.

The difference is that it takes a lot more energy, and therefore carbon, to extract and process tar sands oil.

All I counted, in short, was the CO2 that will be directly released by burning the oil plus the emissions required to extract and process the oil from the tar sands deposits.

The new impact statement says that extracting, shipping, refining and burning oil from the tar sands produces more climate - altering greenhouse gases than most conventional oil, but less than many of the project's critics claim.

In its report, EPA seemingly compliments the State Department for confirming that Canadian tar sands oil is carbon intensive when compared to other heavy crudes, due to increased emissions associated with extracting and refining it.

Furthermore, the Canadian tar sands oil, while certainly «dirtier» to extract than traditional oil sources, releases roughly 15 percent more CO2 per barrel than conventional oil.

To extract the bitumen from the tar sand, huge swaths of the North America's wilderness have been replaced with toxic lakes, open - pit mines, refineries and oil pipelines.

Meanwhile, Exxon Mobil was investing its massive $ 45 billion in earnings in maximizing extraction and processing of oil and gas, including the controversial use of hydrofracturing (fracking) to extract fuel from tar sands and the expansion of offshore oil drilling.

At the least, experts believe, it will delay the project, and perhaps bring some more attention to how destructive the practice of extracting oil from tar sands is.

From the Gulf of Alaska to the Gulf of Mexico, the whole country has been stitched together by pipelines filled with toxic materials extracted from offshore platforms in Prudhoe Bay, from the tar sands of Alberta, from the fracking fields of North Dakota.

The gut - check issue for McKibben and his supporters — thousands of whom turned out for a mass demonstration in Washington, D.C., on Feb. 17 — is the Keystone XL pipeline, a 3,400 - mile pipe proposed by oil infrastructure company TransCanada that will allow crude oil extracted from the tar sands of Alberta, in southern Canada, to be refined on the Gulf of Mexico.

Now we are at the point that all the unconventional reserves, such as tar sands and shale oil, immediately start at the 40 % level, since we have to use a lot of energy to even begin to extract the underlying oil efficiently.

In any case the environmental degradation imposed by tar sands extraction is severe, and certainly I would personally be very opposed to doing more than extract enough oil for vital needs, which in any case seems to be it's realistic capacity.

Consider that we start to use lower - grades of oil and other fossil fuels that require greater investment in energy to extract and process the fuel (for example, tar sands and oil shale).

In 1999, Canada surpassed Saudi Arabia as the United States» largest source of oil imports, and today a full half of the country's oil production comes from Alberta's so - called tar or oil sands: a form of petroleum found in a mixture of sand, clay, and bitumen that is either mined in pits or extracted by pumping steam into wells.

To my knowledge +1000 ppm is achievable if we're driven to extract the currently uneconomically viable hydrocarbon deposits such as tar sands and shale oil.

TreeHugger has filled a great many virtual pages on the topic of Alberta tar sands, detailing time and time again the high environmental costs of extracting this so - called unconventional source of oil, which the Albertan government has bet

Hundreds have been arrested recently, for protesting the proposed «XL» pipeline to deliver tar sands - extracted oil to US Gulf Coast refineries.

Environmentalists oppose the tar sands industry, saying the extra energy needed to extract the oil intensifies the impact on climate by about a quarter, while polluted waste water harms wildlife and pollutes rivers.

The Alberta tar sands, which cover 55,000 square miles in western Canada, are estimated to contain approximately 1.7 trillion barrels of bitumen, a sticky, thick form of petroleum that can be extracted through both surface mining and drilling.

Fracked gas pipelines are also a key component of the tar sands infrastructure: up to 60 per cent of fracked gas extracted in Canada is actually used to fuel other parts of the oil and gas industry, including the tar sands.

More specifically, this means that no more than 7.5 billion barrels of oil can be extracted from the tar sands by 2050.