disasters and problems associated with mining
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Disasters and problems associated with miningTRANSCRIPT
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Disasters and
problems associated
with mining
Marta Navarro UrielLaura Ferrer Montañés
2011 - 2012
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IntroductionWhat is mining?Mining is the extraction of minerals, metals and other materials from earth.
Mining of stone and metal has been done since pre-historic times.
Minerals are a nonrenewable resource, and because of this, the life of mines is finite.
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Mining around the world
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Environmental impacts
- Habitat modification.
- Changes in topography and landscape.
- Surface and groundwater contamination.
- High levels of residues.
- Fugitive dust emissions.
- Changes in land - use and soil management.
- Climate change considerations.
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Work in the mines
Dusteverywhere Air
poor
Temperaturehigh
Waterinundation
Agents
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In addition…
- Human factors
- Organization
- Mining equipment machinery
- Explosive and flammable chemicals
- Climatology
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Consequences
DiseasesFalls
Explosions
Collapses
Landslides
DISASTERS
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Collapses1997 – Tanzania: more than 1000 dead (gold).2000 – Sierra Leone: 150 dead (diamond).2006 – Tasmania: 14 escape.2006 – Chile: 70 miners were trapped.2010 – Chile: 33 miners were trapped, rescued.
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- 1906 – France: worst disaster in Europe, 1099 dead.
- 1913 – Wales: 439 dead.
- 1942 – China: 1549 dead.
- 1991 – China: 147 dead.
- 1992 – Turquía: 267 dead.
- 1994 – Filipinas: 119 dead.
- 2000 – China: 162 dead.
- 2002 – China: 164 dead.
- 2004 – China: 148 y 166 dead - in 2 explosions.
Explosions
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Ecological disasterThe Doñana Ecological Disaster, 1998, a toxic spill of acid waste rich in heavy metals from the processing of pyrite ore.
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1) Dam breaks and spillage of 5 million cubic meters.
2) Six kilometers from the park.
3) The contaminated water has arrived at the Guadalquivir mouth.The Malandar beach is affected by the spillage.
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Bibliography- Actas del I Congreso Internacional de Minería y Metalurgia
en el contexto del a historia de la humanidad: psado, presente y futuro.
Editor: Josep M. Mata – Perelló.
- Guía para la identificación, evaluación y prevención de riesgos laborales en minería.
- http://www.wsws.org
- http://www.mining.com/
- http://es.euronews.net/
- http://www.elnuevodiario.com.ni/
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- Revista: La minería y el Medio Ambiente, el recorrido de los minerales.
AEMA, ENDESA, Fundación SAMCA, Gobierno de Aragón.
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Thank you for
your attention
“Grow and die underground”