Qualla: Valdivia Pulp Mill

Valdivia Pulp Mill: Introduction

Sun, 21 Jun 2026 00:00:00 GMT

The swans were the first to know. Through the winter of 2004 and into 2005, the black-necked swans of the Carlos Anwandter sanctuary, a protected wetland on the Río Cruces, grew sick, then weak, then began to die or vanish. People found them fallen along the marshes, too feeble to fly. A sanctuary that had sheltered an estimated five thousand of these birds was, by August 2005, all but empty. Investigators counted four. The cause was not a mystery for long, and it stood just upstream: a pulp mill that had begun operating only months before.

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Valdivia Pulp Mill: The Plant on the Mariquina

Sun, 21 Jun 2026 00:00:00 GMT

The Valdivia Pulp Mill, or Planta Valdivia, rises at San José de la Mariquina in Chile's Los Ríos Region, owned by Celulosa Arauco y Constitución, the forestry giant commonly known as CELCO. On paper it is an efficient piece of industry: wood pulp is its main product, but it also...

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Valdivia Pulp Mill: A Sanctuary Goes Silent

Sun, 21 Jun 2026 00:00:00 GMT

The black-necked swan is a graceful bird, dark-headed and white-bodied, and it depends almost entirely on a single underwater plant called luchecillo, a waterweed that carpeted the Cruces wetlands. When that plant began to die off across the sanctuary, the swans lost their food i...

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Valdivia Pulp Mill: Accountability, Slowly

Sun, 21 Jun 2026 00:00:00 GMT

The mill was ordered shut in 2005 after the company's lawyers were reported to have produced a misleading environmental study about the pollution. CELCO's chief executive resigned that June, and the company pledged cleaner technology before reopening two months later at reduced c...

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Valdivia Pulp Mill: Action for the Swans

Sun, 21 Jun 2026 00:00:00 GMT

The most enduring legacy of the disaster may be the people who refused to let it be forgotten. Residents formed a group called Acción por los Cisnes, Action for the Swans, and kept up a steady pressure on officials, demanding not just apology but repair. In 2014 the Civil Court o...

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