Marta Litter ( 1946) is Doctor in Chemistry from the University of Buenos Aires (1974) is now Head of the Remediation Technologies Division, Chemistry Management, National Atomic Energy Commission, Argentina, Principal Researcher of the National Research Council of Argentina (CONICET) and Full Professor of the National University of General San Martín, Argentina. She is author of more than 150 scientific publications. She is director of several degree, master and PhD Thesis. She received twice the Mercosur Prize in Science and Technology. She has been also a coauthor of the Glossary of terms used in photocatalysis and radiocatalysis, IUPAC Recommendations 2010, published in Pure and Applied Chemistry. She has been Leader Editor of a Special Number of Journal of Hazardous Materials in Nanotechnologies for water, air and soil treatment.

• The topics covered in As 2014 are grouped under the following general areas: Theme 1: Arsenic in environmental matrices (air, water and soil) Theme 2: Arsenic in food Theme 3: Arsenic and health Theme 4: Removal Technologies Theme 5: Mitigation Management and Policy

Marta Litter ( 1946) is Doctor in Chemistry from the University of Buenos Aires (1974) is now Head of the Remediation Technologies Division, Chemistry Management, National Atomic Energy Commission, Argentina, Principal Researcher of the National Research Council of Argentina (CONICET) and Full Professor of the National University of General San Martín, Argentina. She is author of more than 150 scientific publications. She is director of several degree, master and PhD Thesis. She received twice the Mercosur Prize in Science and Technology. She has been also a coauthor of the Glossary of terms used in photocatalysis and radiocatalysis, IUPAC Recommendations 2010, published in Pure and Applied Chemistry. She has been Leader Editor of a Special Number of Journal of Hazardous Materials in Nanotechnologies for water, air and soil treatment.

• The topics covered in As 2014 are grouped under the following general areas: Theme 1: Arsenic in environmental matrices (air, water and soil) Theme 2: Arsenic in food Theme 3: Arsenic and health Theme 4: Removal Technologies Theme 5: Mitigation Management and Policy

Marta Litter ( 1946) is Doctor in Chemistry from the University of Buenos Aires (1974) is now Head of the Remediation Technologies Division, Chemistry Management, National Atomic Energy Commission, Argentina, Principal Researcher of the National Research Council of Argentina (CONICET) and Full Professor of the National University of General San Martín, Argentina. She is author of more than 150 scientific publications. She is director of several degree, master and PhD Thesis. She received twice the Mercosur Prize in Science and Technology. She has been also a coauthor of the Glossary of terms used in photocatalysis and radiocatalysis, IUPAC Recommendations 2010, published in Pure and Applied Chemistry. She has been Leader Editor of a Special Number of Journal of Hazardous Materials in Nanotechnologies for water, air and soil treatment.

• The topics covered in As 2014 are grouped under the following general areas: Theme 1: Arsenic in environmental matrices (air, water and soil) Theme 2: Arsenic in food Theme 3: Arsenic and health Theme 4: Removal Technologies Theme 5: Mitigation Management and Policy