http://www.slideshare.net/no2mininginpalawan/estimation-of-environmental-damages-from-mining-pollution-the-marinduque-island-mining-accident

[Villagers from the once mining province of Marinduque still remember - and suffer - from the worst environmental disaster to hit the Philippines exactly 15 years ago.

On March 24, 1996, Marcopper Mining Corp. accidentally spilled deadly mine tailings into the Boac River, flooding it at the rate of 5 to 10 [...]