Scholars@Duke
Daniel Vallero

Daniel Vallero

Adjunct Professor in the Department of Civil and Environmental Engineering
Civil and Environmental Engineering
daniel.vallero@duke.edu
Box 90287, Durham, NC 27708-0287
121 Hudson Hall, Durham, NC

Selected Publications

Simulating real-world exposures during emergency events: studying effects of indoor and outdoor releases in the Urban Dispersion Program in upper Manhattan, NY.

Journal Article Journal of exposure science & environmental epidemiology · May 2014 A prospective personal exposure study, involving indoor and outdoor releases, was conducted in upper Midtown Manhattan in New York City as part of the Urban Dispersion Program (UDP) focusing on atmospheric dispersion of chemicals in complex urban settings. ... Full text Cite

High-throughput models for exposure-based chemical prioritization in the ExpoCast project.

Journal Article Environmental science & technology · August 2013 The United States Environmental Protection Agency (U.S. EPA) must characterize potential risks to human health and the environment associated with manufacture and use of thousands of chemicals. High-throughput screening (HTS) for biological activity allows ... Full text Cite

Comparison of modeling approaches to prioritize chemicals based on estimates of exposure and exposure potential.

Journal Article The Science of the total environment · August 2013 While only limited data are available to characterize the potential toxicity of over 8 million commercially available chemical substances, there is even less information available on the exposure and use-scenarios that are required to link potential toxici ... Full text Cite

Statistical properties of longitudinal time-activity data for use in human exposure modeling.

Journal Article Journal of exposure science & environmental epidemiology · May 2013 Understanding the longitudinal properties of the time spent in different locations and activities is important in characterizing human exposure to pollutants. The results of a four-season longitudinal time-activity diary study in eight working adults are p ... Full text Cite

Unraveling Environmental Disasters

Book · December 31, 2012 Unraveling Environmental Disasters provides scientific explanations of the most threatening current and future environmental disasters, including an analysis of ways that the disaster could have been prevented and how the risk of similar ... ... Link to item Cite

Toward a blended ontology: applying knowledge systems to compare therapeutic and toxicological nanoscale domains.

Journal Article Journal of biomedicine & biotechnology · January 2012 Bionanomedicine and environmental research share need common terms and ontologies. This study applied knowledge systems, data mining, and bibliometrics used in nano-scale ADME research from 1991 to 2011. The prominence of nano-ADME in environmental researc ... Full text Cite

Biomedical Ethics for Engineers

Book · April 1, 2011 This book discusses the full suite of emerging biomedical and environmental issues that must be addressed by engineers and scientists within a global and societal context. ... Cite

Waste

Book · February 8, 2011 The scientist, engineer and consumer each define waste correctly, yet differently. The overriding challenge for the authors was to provide some uniformity, yet allow for the diversity of the various aspects of waste in this handbook. ... Cite

Waste

Book · February 8, 2011 The scientist, engineer and consumer each define waste correctly, yet differently. The overriding challenge for the authors was to provide some uniformity, yet allow for the diversity of the various aspects of waste in this handbook. ... Cite

Air pollutant retention within a complex of urban street canyons

Journal Article Atmospheric Environment · January 1, 2011 Epidemiological studies of health effects associated with ambient air pollution are subject to uncertainty in the effects estimates related to the spatial and temporal variability of ambient air pollution. This study examines meteorological and concentrati ... Full text Cite

Environmental Contaminants

Book · August 5, 2010 This book serves as a tool for environmental professionals to produce technically sound and reproducible scientific evidence. ... Cite

Environmental Biotechnology

Book · June 7, 2010 This book addresses the questions of how and why knowledge and understanding of the physical, chemical, and biological principles of the environment must be achieved for the effective development of biotechnology applications. ... Cite

Reconstructing population exposures to environmental chemicals from biomarkers: challenges and opportunities.

Journal Article Journal of exposure science & environmental epidemiology · February 2009 A conceptual/computational framework for exposure reconstruction from biomarker data combined with auxiliary exposure-related data is presented, evaluated with example applications, and examined in the context of future needs and opportunities. This framew ... Full text Cite

Efficiency of sampling and analysis of asbestos fibers on filter media: implications for exposure assessment.

Journal Article Journal of occupational and environmental hygiene · January 2009 To measure airborne asbestos and other fibers, an air sample must represent the actual number and size of fibers. Typically, mixed cellulose ester (MCE, 0.45 or 0.8 microm pore size) and, to a much lesser extent, capillary-pore polycarbonate (PC, 0.4 micro ... Full text Cite

Biomedical engineering desk reference

Book · 2009 A one-stop Desk Reference, for Biomedical Engineers involved in the ever expanding and very fast moving area; this is a book that will not gather dust on the shelf. ... Cite

ISEA2007 panel: integration of better exposure characterizations into disaster preparedness for responders and the public.

Journal Article Journal of exposure science & environmental epidemiology · November 2008 An expert panel was convened in October 2007 at the International Society for Exposure Analysis Annual Meeting in Durham, NC, entitled "The Path Forward in Disaster Preparedness Since WTC-Exposure Characterization and Mitigation: Substantial Unfinished Bus ... Full text Cite

Sustainable Design

Book · April 25, 2008 Scientific Principles to Guide Sustainable Design Decisions From thermodynamics to fluid dynamics to computational chemistry, this book sets forth the scientific principles underlying the need for sustainable design, explaining not just the ... ... Cite

Beyond responsible conduct in research: New pedagogies to address macroethics of nanobiotechnologies

Journal Article Journal of Long-Term Effects of Medical Implants · March 2008 A team of engineers, scientists, ethicists, and educational specialists are enhancing Duke University’s Responsible Conduct of Research (RCR) program to ensure that graduate-level researchers in emerging fields are adequately prepared when confronted with ... Cite

Multi-criteria decision analysis for the selection of a near road ambient air monitoring site for the measurement of mobile source air toxics

Journal Article Transportation Research Part D: Transport and Environment · January 1, 2008 In 2002, the Sierra Club legally challenged the US Federal Highway Administration and the Nevada Department of Transportation's National Environmental Policy Act environmental document related to the proposed widening of US 95 in Las Vegas, Nevada, includi ... Full text Cite

Fundamentals of Air Pollution

Book · October 1, 2007 Surprisingly, the text has remained relevant for university professors, engineers, scientists, policy makers and students up to recent years. ... Cite

A personal exposure study employing scripted activities and paths in conjunction with atmospheric releases of perfluorocarbon tracers in Manhattan, New York

Journal Article Journal of Exposure Science and Environmental Epidemiology · 2007 A personal exposure study was conducted in New York City as part of the Urban Dispersion Program (UDP). It examined the contact of individuals with four harmless perflourocarbon tracers (PFT) released in Midtown Manhattan with approval by city agencies at ... Cite

Exploring relationships between outdoor air particulate-associated polycyclic aromatic hydrocarbon and PM2.5: A case study of benzo(a)pyrene in California metropolitan regions

Journal Article Atmospheric Environment · 2007 Polycyclic aromatic hydrocarbons (PAHs) and particulate matter (PM) are co-pollutants emitted as by-products of combustion processes. Convincing evidence exists for PAHs as a primary toxic component of fine PM (PM2.5). Because PM2.5 is listed by the US EPA ... Cite

Beyond responsible conduct: Macroethics of Nanobiotechnology

Journal Article International Journal of Medical Implants and Devices · 2007 A team of engineers, scientists, ethicists, and educational specialists are enhancing Duke’s existing Responsible Conduct of Research (RCR) program to ensure that graduate-level researchers in emerging fields are adequately prepared when confronted with ma ... Cite

The next stage of responsible conduct: Macroethics of Nanobiotechnology Research

Journal Article International Journal of Medical Implants and Devices · 2007 Preliminary results are now available from Duke’s enhanced Responsible Conduct of Research (RCR) program for graduate-level research in emerging fields. Three main opportunities for ethics in nanotechnology-related research are being stressed: awareness; e ... Cite

Socially responsible engineering

Book · September 11, 2006 This thorough book provides a historical and philosophical foundation of environmental justice, as well as: * Case studies highlighting real-world concepts of environmental justice * Practical examples of investigations, resolutions when ... ... Cite

Preventing disputes with empathy

Journal Article Journal of Professional Issues in Engineering Education and Practice · 2006 The engineer can prevent future disputes and failed engineering projects by employing a design strategy that incorporates empathy in all professional matters. The empathetic view can prevent disputes by considering the possible harm suffered as the result ... Full text Link to item Cite

Paradigms lost [electronic resource]

Book · 2006 Paying attention to the past instructs us about the future. Paradigms Lost combines the historical case perspective with credible and sound scientific explanations of key environmental disasters and problems. ... Cite

Factors in geotropospheric particle-gas transport of semivolatile organic compounds

Journal Article Environmental Engineering Science · 2005 Semivolatile organic compounds (SVOCs) can exist in solid, liquid, or gas phases under ambient environmental conditions. The geotropospheric transport of SVOCs varies according to the particle type. Two classes of SVOCs and two types of particles were anal ... Cite

Air pollution measurements in the vicinity of the World Trade Center

Journal Article EM: Air and Waste Management Association's Magazine for Environmental Managers · 2004 Since the full extent of the hazards associated with 9/11 were not yet known, the Environmental Protection Agency's Office of Research and Development (EPA-ORD) set out to characterize the on-going emissions associated with the fires and the materials gene ... Cite

Engineering The Risks of Hazardous Wastes

Book · April 15, 2003 This is a reference and text that blends together theoretical explanations, techniques and case study examples to complement practical knowledge. ... Cite

Polycyclic aromatic hydrocarbons and other semivolatile organic compounds collected in New York City in response to the events of 9/11

Journal Article Environmental Science and Technology · 2003 Concentrations of over 60 nonpolar semivolatile and nonvolatile organic compounds were measured in Lower Manhattan, NY, using a high-capacity integrated organic gas and particle sampler after the initial destruction of the World Trade Center (WTC). The res ... Full text Link to item Cite

Teachable moments and the tyranny of the syllabus: September 11 case

Journal Article Journal of Professional Issues in Engineering Education and Practice · 2003 The September 11, 2001, terrorist attacks on the World Trade Center and the Pentagon presented unique teachable moments to engineering educators but with the competing demand to complete the course as designed and as dictated by the tyranny of the syllabus ... Full text Link to item Cite

Transformation and transport of vinclozolin from soil to air

Journal Article Journal of Environmental Engineering · 2002 A laboratory chamber was designed and used to determine the headspace flux of the fungicide vinclozolin (3-(3,5- dichlorophenyl)-5-methyl-5-vinyl-oxzoli-dine-2,4-dione) and its three degradation products from chamber surfaces, 20-30 mesh Ottawa sand, and s ... Full text Link to item Cite

Characterization of the dust/smoke aerosol that settled east of the World Trade Center (WTC) in Lower Manhattan after the collapse of the 11 September 2001

Journal Article Environmental Health Perspectives · 2002 The explosion and collapse of the World Trade Center (WTC) was a catastrophic event that produced an aerosol plume impacting many workers, residents, and commuters during the first few days after 11 September 2001. Three bulk samples of the total settled d ... Link to item Cite

Degradation and migration of vinclozolin in sand and soil

Journal Article Journal of Environmental Engineering · 2001 The migration of the dicarboximide fungicide vinclozolin and its principal degradation products through porous media was experimentally determined by simulating pesticide applications to a 23-30 mesh Ottawa sand and a North Carolina Piedmont aquic hapludul ... Full text Link to item Cite

Factors influencing the distribution of lindane and other hexachlorocyclohexanes in the environment

Journal Article Environmental Science and Technology · 1999 This review examines the potential for γ-hexachlorocyclohexane (HCH) to be transformed into other isomers of HCH. HCH residues are among the most widely distributed and frequently detected organochlorine contaminants in the environment. The potential ... Full text Link to item Cite