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Adriano Bordalo Ppt

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Information about Adriano Bordalo Ppt
Education

Published on October 8, 2008

Author: water.in.africa

Source: slideshare.net

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THE WATER QUESTION UNDER EXTREME POVERTY THE EXAMPLE OF BOLAMA, GUINEA-BISSAU Adriano A. Bordalo & Joana Savva-Bordalo

GUINEA-BISSAU 28,000 km 2 land area (32,000 km 2 ) Tropical rain forest (85%) Wet - June to November Dry - December to May 1,600,00 inhabitants AIDS - 7% [30%] GDP - $188 13.6% “potable” water Cholera Diarrheas Malaria Respiratory diseases

WATER CONSUMPTION PER PERSON EUROPE - 150 liters

WATER CONSUMPTION PER PERSON AFRICA - 50 liters

WATER CONSUMPTION PER PERSON AFRICA - 50 liters RURAL POPULATION network URBAN POPULATION network 52 L 72 L

WATER USES

THE ORIGIN OF WATER

THE ORIGIN OF WATER

WATER CONSTRAINS

WATER CONSTRAINS

WATER CONSTRAINS

WATER CONSTRAINS

WATER CONSUMPTION 21 liters 40 liters (Muslim areas)

RATIONALE Seasonal water quality Disease Sustainable measures

Seasonal water quality

Disease

Sustainable measures

SAMPLING STRATEGY 28 - 43 wells

PRECIPITATION 1998 - 2007

PRECIPITATION 1998 - 2007

WATER ACIDITY wet season dry season 1 2 3 4 5 6 7 8 9 EU pH

FECAL CONTAMINATION wet season dry season 0 25 50 75 100 125 fecal coliforms 100 ml -1 EU

IRON wet season dry season 0 50 100 150 200 250 µg l -1 EU

FECAL COLIFORMS uncontaminated zone

WATER QUALITY INDEX 50-60% - reasonable 40-50% - mediocre <40% - bad

WATER NETWORK?

PRECIPITATION & DISEASE Bolama 2006/07 2006 2007

PRECIPITATION & DISEASE 2006 2007

CHILD MORTALITY Malaria Respiratory infections Diarrhea 35% 15% 15% UNDP, 2002

CHOLERA EPIDEMICS 1986, 1987, 1994, 1996, 1997, 2002, 2003, 2005 2008

PROBLEM 400 g of oyster shells Acidic water EU SOLUTIONS

1 drop bleach in one liter of water PROBLEM Fecal materials EU SOLUTIONS

 X MORE SOLUTIONS wells

MORE SOLUTIONS X  latrines

acknowledgments AMI - International Medical Assistance Portuguese Embassy - Bissau AIDA - Spanish Cooperation Bolama Regional Health Authority ICBAS - University of Porto IPO - Porto

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