Download Setting priorities for environmental management: an by Wendy S. Ayres, Kathleen A. Anderson, David Hanrahan PDF

By Wendy S. Ayres, Kathleen A. Anderson, David Hanrahan

Mining and commercial actions, if poorly controlled, can harm the surroundings and go away at the back of infected soils, polluted groundwater, and waste materials. the 2 papers during this quantity illustrate the methodologies built for choosing precedence websites for remediating environmental difficulties because of mining. It additionally describes the excessive precedence investments that might give you the maximum merits for the on hand assets. The methodologies have huge program and will be used to spot precedence remediation investments in different sectors the place previous actions have ended in environmental difficulties.

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Additional resources for Setting priorities for environmental management: an application to the mining sector in Bolivia, Volumes 23-398

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Bolivia is a country of great physical and climatological contrasts. The capital, La Paz, is at an altitude of nearly 4,000 meters and is flanked by snow-capped mountains. The second largest and the fastest growing city, Santa Cruz, is situated only 300 meters above sea level at the headwaters of the Amazon. The history of Bolivia is closely tied to mining. The local people mined silver and gold in the Altiplano before the arrival of the Spanish. In 1545 the Spanish discovered the Inca mines of Cerro Rico (Rich Hill) in Potosi, and began to extract huge quantities of silver.

However, the cost of cleaning up past contamination at all COMIBOL's sites would be enormousclearly much more than the country could afford to pay, given its many other pressing needs. Furthermore, based on experiences in the United States and elsewhere, it is by no means certain that cleaning up past contamination would result in improved health or environmental conditions. This paper grew out of work done to assist COMIBOL in identifying how best to use finite financial resources specifically targeted for remediation of environmental contamination associated with mining.

The methodology addresses environmental problems arising from historic mining activities. It is assumed that environmental issues associated with active and proposed mines will be addressed under the prevailing regulatory regime and in site specific permit negotiations. Risk-Based Approach The approach presented here is consistent with standard risk assessment, involving identifying the main health and environmental impacts, focusing on the sources of the pollutants, and then developing cost-effective methods to reduce the pollution loads and therefore the exposure levels and risks.

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