Given the size of and the amount of pollution in the Matanza-Riachuelo basin, the project could run for nearly 20 years.

鉴于Matanza-Riachuelo流域的污染程度，本项目可能会持续实施近20年时间。

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If that is not much consolation in places such as La Matanza, it is up to the region's democratic politicians to put it right.

ECONOMIST: The slow road to reform

And Mr de la Rua's government could spend more on helping the unemployed of La Matanza if Argentina's party bosses did not stuff public payrolls with their hangers-on.

ECONOMIST: The slow road to reform