Dams

Flooding in Houston after hurricane Harvey

Flooding in Houston after hurricane Harvey. | Credit: J. Daniel Escareño / Flickr.

The Addicks and Barker dams were built near Houston, Texas in an attempt to save the city from potential flooding. But the huge storage capacity of the reservoirs was not enough to contain the more than 15 billion gallons of water that Hurricane Harvey brought to the state in less than a week...
Altamira in Brazil

Altamira, the city closest to the dam. | Credit: Marcella Ribeiro / AIDA.

In addition to generalized violence, the other big worry in Altamira is basic sanitation. Despite this discouraging panorama people in Altamira still have hope that it will one day be a quiet and beautiful city again.
Letters
In a letter sent to the Argentine Congress, civil society organizations expressed their concerns about the construction of large dams in Patagonia. The letter outlines recent scientific studies on the impacts of large dams on the environment, the economy, and local communities, and includes...Read more
The Itaipu Dam on the Paraná River between Brazil and Paraguay.

The Itaipu Dam, a huge hydroelectric dam on the Paraná River between Brazil and Paraguay. | Credit: Mihai / Flickr.

During its last board meeting, the Green Climate Fund—charged with financing developing nations’ fight against climate change—approved two projects related to large dams. That means $136 million will finance large-scale hydropower, contradicting the Fund’s goal of stimulating a low-emission and...
Last week a federal court in Brazil suspended the operating license of the Belo Monte Dam. Prosecutors said the dam's operating company, Norte Energía, failed to complete basic sanitation works in the city of Altamira, which has been directly affected by the hydroelectric project.Read more
Dam in the Kaunertal Valley, Austria.

Dam in the Kaunertal Valley, Austria. 

At the end of 2016, researchers from Washington State University (WSU) concluded that reservoirs around the world, not just those in tropical areas, generate 1.3 percent of the total greenhouse gases produced by mankind. Dams, they found, are an “underestimated” source of contaminating emissions,...
Letters
We write to express our concern regarding the use of GCF resources to support large hydropower in general, and in particular the following proposals in the GCF pipeline: Qairokkum Hydropower Rehabilitation, Tajikistan Upper Trishuli-1, Nepal Tina River Hydro Project, Solomon Islands Large...Read more
The Moconá Falls in Argentina.

The Moconá Falls in the Uruguay River, Argentina. More than a million dams already block half the rivers on the planet. | Credit: Mariano Mantel.

To respond to climate change with urgency, intelligence, and effectiveness, we have to be clear on its causes. We have to account for all significant contributors, including dams.

Credit: Christian Poirier, Amazon Watch.

Even as the turbines of the Belo Monte Dam have begun turning, the fight for justice continues. The ongoing operation of the world’s third largest dam—corrupt and careless as it is—cannot stop us.
Researchers from the Washington State University found that the world’s reservoirs generate 1.3 percent of all greenhouse gases produced by humankind. The finding confirms once more than large dams are unsustainable energy sources that cause great harm to the climate.Read more