Hydro power
In addition to greenhouse gas emissions from smelters and captive fossil
fuel-fired power plants, the aluminum industry further contributes to
global warming through its heavy usage of hydroelectric power. In tropical
countries, where smelters have congregated around great dams, massive
amounts of vegetation decay in flooded forests. The decaying organic matter
produces huge amounts of methane and carbon dioxide. In Brazil, one
scientist calculated that a dam over a 50-year period would produce as much
greenhouse gas as a coal-fired plant producing the same amount of power.
(Pratap Chatterjee, “Dams a major source of global warming say scientists,”
Inter Press Service, Nov. 29, 1995)
Aluminum smelters consume over half of the power generated from the Tucurui
reservoir in northern Brazil. The reservoir demonstrated substantial, but
highly variable, greenhouse gas emissions in a recent two year period
studied by the World Commission on Dams. In 1998, it emitted 76.4 tons of
methane and 3,808 tons of carbons dioxide per square kilometer per year.
The next year, these figures dropped to 5.33 and 2,378 tons, respectively.
Estimated emissions for the 2,600 kilometer reservoir totaled 198,640 tons
of methane and 6,182,800 tons of carbon dioxide in 1998.
The WCD concluded that “there is no agreement on whether the net greenhouse
emissions from the reservoir, spillway, and turbines are offset by the
saving in emission from fossil fuel sources made possible by the large
amount of power produced by Tucurui.” (World Commission on Dams, “The
Report of the World Commission on Dams,” 2000, p. 77, 121, 122)
Aluminum industry lobbying
In 1997, 39 heavily industrialized countries, collectively called “Annex B”
countries, committed to reduce greenhouse gases under the terms of the
Kyoto Protocol to the United Nations Framework Convention on Climate
Change. The countries agreed to restrict their emissions over the period
2008-2012 to between 92-110 percent of 1990 levels. For emissions of PFCs,
hydrofluorocarbons (HFCs), and sulfur hexafluoride, countries may set the
baseline date at 1995.
The aluminum industry is fighting governmental actions to restrict their
greenhouse gas emissions. In 1999, the Aluminium Federation in the U.K.
worked against a Climate Change levy. According to Mining Annual Review,
“the primary smelting industry was exempted and some other modifications
were made, but the Aluminium Federation said that the bill would hurt
Britain’s non-primary aluminium industry and that they would prefer a levy,
such as in the Netherlands, based on deviation from benchmarked best
practices.” (Stephen Johnston, “Aluminium,” Mining Annual Review, March
2000)
In Europe, seven producers — Alcoa, Alcan, alusuisse (now part of Alcan),
Hoogovens (now part of Corus), Hydro, Pechiney, and VAW — launched an
“Aluminium for Future Generations” initiative in 1998. In meetings with
government officials, parliamentarians, academic institutions, and
non-governmental organizations, the aluminum alliance emphasizes the need
for voluntary, not mandatory, action. “In many countries across Europe the
industry has entered into a range of national voluntary agreements to
reduce greenhouse gas emissions, since it believes that the reduction of
emissions can best be achieved through a combination of voluntary
agreements and market-based flexible mechanisms,” reads the alliance’s
website. “The aluminium industry is particularly concerned to adopt a
global approach to the issue of climate change and has therefore been
involved in discussions regarding implementation of the Kyoto Protocol at
international level, through the International Primary Aluminium
Institute.” (Aluminium for Future Generations at
http://www.eaa.net/pages/fut_gen/fut_generat.html)
In the United States, aluminum companies are integral members of the Global
Climate Coalition, an industrial lobby credited with derailing U.S.
activism on the issue. Members include Kaiser and The Aluminum Association,
which is a U.S. lobbying group whose members include Alcoa, Alcan, Hydro,
Kaiser, Ormet, Pechiney, VAW, and dozens of other companies. (Boycott
Global Climate Coalition Companies (GCC) at
http://www.islandpress.org/earthday/gcc.html; The Aluminum Association at
http://www.aluminum.org/memberslist.cfm/1/7)
In Australia, David Coutts, executive director of the Australian Aluminium
Council outlined the industry’s case at a government-sponsored conference
on climate change in 1999. “Greenhouse gas levels are still well within
historical boundaries and likely to remain there for a considerable time,”
he said. “The science of how these rising levels will effect the climate is
still far from clear and high priority needs to be given to improving that
knowledge so we can best judge how to act.”
Coutts praised the government for standing by the industry during Kyoto
negotiations. To its great credit the Australian Government understood
these messages and took a firm position to Kyoto,” he said. “Against all
the odds, a relatively sensible outcome was achieved at Kyoto. The
Australian negotiating team played a key role in this outcome and the
resources sector gave them the highest praise for this achievement. The
protocol is not going to immediately solve the problem of rising greenhouse
gas levels but at least it has put in place a process to start doing
something realistic about it.”
He emphasized the importance of the aluminum industry to Australia’s
economy. “If a favorable investment climate for Australia is maintained
then the alumina and aluminium metal sectors could easily grow by more than
30% in the period through to 2020,” he predicted. “The aluminium industry
is already Australia’s second largest export industry, with exports
predicted to be well over $5 billion in 1997/98. The industry is the world
leader in bauxite and alumina and the third largest metal exporter-after
Russia and Canada-and we are not all that far behind them with the latest
expansions at Boyne Island and Tomago.
“This expansion will be difficult to achieve if the competitiveness of
Australia is eroded. It depends on competitive supplies of raw materials
and world competitive energy, especially electricity. Australia is
currently at the lower end, on average, of the smelter cost curve and is
the world’s most efficient region when it comes to converting electricity
into aluminium. These achievements have been hard won and could be all too
easily eroded,” he continued.
“If we put the expansion of the aluminium industry at threat in Australia
by forcing energy costs up, then new investment will be in countries such
as India and China; probably operated less efficiently than in Australia;
and more than likely using Australian coal for electricity generation.
That won’t help the greenhouse global problem but it surely will harm the
Australian economy,” Coutts concluded. (David Coutts, “Greenhouse beyond
Kyoto issues, opportunities and challenges: The resources industries
perspective,” March 31, 1998, at
http://www.brs.gov.au/social_sciences/kyoto/greenh.html)
Annex B countries host about 70 percent of world aluminum capacity, which
is not addressed at all under the current Protocol
In 1997, an article in The Guardian echoed Coutts’ claim that the
Australian “government has presented industry lobby interests as synonymous
with the national interest. The green stance of the public has been
systematically eroded through a well-orchestrated campaign to portray
global warming as little more than a theory that scientists can’t agree on.
Their strategy was aimed at crippling the impetus for government action to
solve these problems because such action might adversely affect corporate
profits.” (Sharon Beder, Paul Brown and John Vidal, ‘Who Killed Kyoto?’,
The Guardian, Oct. 29, 1997)
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