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Evolution of households’ responses to th

Evolution of households’ responses to the groundwater arsenic crisis in Bangladesh:  information on environmental health risks can have increasing behavioral impact over time

Soumya Balasubramanya, Alexander Pfaff, Lori Bennear, Alessandro Tarozzi, Kazi Matin Ahmed, Amy Schoenfeld, Alexander van Geen Environment and Development Economics 19: 631–647 A national campaign of well testing through 2003 enabled households in rural Bangladesh to switch, at least for drinking water, from high-arsenic wells to neighboring lower arsenic wells. We study the well-switching dynamics […]

Impact of a randomized controlled trial ...

Impact of a randomized controlled trial in arsenic risk communication on household water-source choices in Bangladesh

Lori Bennear, Alessandro Tarozzi, Alexander Pfaff, Soumya Balasubramanya, Kazi Matin Ahmed, Alexander van Geen Journal of Environmental Economics and Management 65 (2013) 225–240 We conducted a randomized controlled trial in rural Bangladesh to examine how household drinking-water choices were affected by two different messages about risk from naturally occurring groundwater arsenic. Households in both randomized […]

Can information alone change behavior? R...

Can information alone change behavior? Response to arsenic contamination of groundwater in Bangladesh

Malgosia Madajewicz, Alexander Pfaff, Alexander van Geen, Joseph Graziano, Iftikhar Hussein, Hasina Momotaj, Roksana Sylvia, Habibul Ahsan Journal of Development Economics 84 (2007) 731–754 We study how effectively information induces Bangladeshi households to avoid a health risk. The response to information is large and rapid; knowing that the household’s well water has an unsafe concentration […]

Responses of 6500 households to arsenic ...

Responses of 6500 households to arsenic mitigation in Araihazar, Bangladesh

Alisa Opar, Alexander Pfaff, A.A. Seddique, Kazi Matin Ahmed, Joseph H. Graziano, Alexander van Geen Health & Place 13 (2007) 164–172 This study documents the response of 6500 rural households in a 25 km2 area of Bangladesh to interventions intended to reduce their exposure to arsenic contained in well water. The interventions included public education, […]

Reduction in Urinary Arsenic Levels in R...

Reduction in Urinary Arsenic Levels in Response to Arsenic Mitigation Efforts in Araihazar, Bangladesh

Yu Chen, Alexander van Geen, Joseph H. Graziano, Alexander Pfaff, Malgosia Madajewicz, Faruque Parvez, A.Z.M Iftehkar Hussain, Vesna Slavkovich, Tariqul Islam, Habibul Ahsan Environmental Health Perspectives, Vol. 115, No. 6 (Jun., 2007), pp. 917-923 BACKGROUND: There is a need to identify and evaluate an effective mitigation program for arsenic exposure from drinking water in Bangladesh.   […]

Ensuring Safe Drinking Water in Banglade...

Ensuring Safe Drinking Water in Bangladesh

M.F. Ahmed, S. Ahuha, M. Alauddin, S.J. Hug, J.R. Lloyd, A. Pfaff, T. Pichler, C. Saltikov, M. Stute, A. van Geen Science volume 314 (December 15, 2006): 1687-1688 Excessive levels of arsenic in drinking water is a vast health problem in Southeast Asia. Several viable approaches to mitigation could drastically reduce arsenic exposure, but they […]

UNICEF K.A.P. Survey Data Report

UNICEF K.A.P. Survey Data Report

Malgosia Madajewicz, Alexander Pfaff UNICEF Report (with Jan Willem Rosenboom, unofficial earlier draft attached here) UNICEF Bangladesh, with assistance from a number of non-governmental agencies (NGOs), conducted surveys to assess the impact of arsenic contamination in Bangladesh. The surveys aimed to measure the knowledge levels, attitudes and behavioral patterns of respondents living in arsenic-affected areas. […]