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Kartik
Chandran Laboratory Earth
and Environmental Engineering |
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NEWS |
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Prof. Chandran presents a talk titled “Microbial
Ecology of a Completely Autotrophic Nitrogen-Removal Over Nitrite (CANON)
Biofilm Process” at the WEF/IWA Biofilm Reactor Technology Conference (August 2010) (link) This talk describes the enrichment
and tracking of anammox bacteria from activated sludge in New York City. Paper titled ‘Linking Community
Profiles, Gene Expression and N-Removal in Anammox Bioreactors Treating
Municipal Anaerobic Digestion Reject Water’ is published (August 2010) (link) Prof Chandran presents a talk titled “Molecular
microbial ecology of denitrifying bacteria assimilating C1-C3 compounds”
at the Gordon Research Conference on the Molecular Basis for One Carbon
Metabolism (August 2010) (link) ACTIVITIES AT THE 6th
International Conference on Sustainable Water Environment at the University
of Delaware (July 2010) (link) ·
Prof. Chandran chairs a session on “Climate Change” ·
Prof Chandran presents a paper titled “ Impact of wastewater treatment
processes on global climate change- Results of field-scale monitoring and
global climate modeling” ACTIVITIES AT THE IWA Leading Edge Technology Conference (June 2010) (link) ·
Prof. Chandran chairs a session on “Minimizing
Greenhouse Gas Emissions” Paper titled ‘ N2O Emissions from Activated Sludge Processes, 2008−2009:
Results of a National Monitoring Survey in the United States’ is published (May 2010) (link) ACTIVITIES AT THE WATER RESEARCH
CONFERENCE (April 2010) (link) ·
Prof Chandran delivers a keynote lecture titled
“Azotomics - Interrogation of microbial structure and function of the global
nitrogen cycle” ·
Prof. Chandran chairs a session on “Microbial
Diversity and Community Dynamics” ·
Ph.D.
candidate Hongkeun Park presents his research on the structural and
functional ecology of anaerobic ammonia oxidation (ANAMMOX) Prof. Chandran delivers a lecture at the United Nations Headquarters in New York City
on the topics of Water for a Healthy World: The Challenges of Producing Clean
Water", in observance of World Water Day (organized by the Department of
Public Information/Non-governmental Organizations) (March 2010) (link) ACTIVITIES AT THE 2nd Wastewater Treatment Modeling Seminar
(March 2010)
(link) Prof. Chandran delivers a presentation on “The role
of modelling in assessing green house gas (GHG) emissions” Prof. Chandran delivers a presentation on
“Biokinetic models: Reality versus modelling concepts” Paper titled ‘Strategies of Nitrosomonas europaea 19718 to counter
low dissolved oxygen and high nitrite concentrations (March 2010) (link) Paper titled ‘ Factors promoting emissions of nitrous oxide and nitric oxide
from denitrifying sequencing batch reactors operated with methanol and
ethanol as electron donors (February 2010) (link) Prof. Chandran receives a plaque from the New York Water
Environment Association (NYWEA) marking the first ever NYWEA Chapter at
Columbia University (February 2010) Paper titled ‘Mechanisms and Specific
Directionality of Autotrophic Nitrous Oxide and Nitric Oxide Generation
during Transient Anoxia’ is published (January
2010) (link) Paper titled ‘Propensity of activated
sludge to amplify or attenuate tetracycline resistant bacteria and
tetracycline resistance genes’ is published (January 2010) (link) ACTIVITIES AT
ASCE EWRI India 2010 Conference in Chennai, India (January 2010) ·
Prof. Chandran served as the Session Chair for
Symposium on “Waste-to-Fuels & Energy Recovery” ·
Prof. Chandran delivered an invited presentation
titled “Cost and Energy Effective Biological Wastewater Treatment: Linking
Human Health and Resource Recovery” ·
Prof. Chandran contributed to a presentation titled
“Waste water treatment by hybrid chemical/biological/particle assisted
solid-liquid separation techniques including flotation” HAPPY NEW
YEAR TO EVERYONE ·
Prof. Chandran is one of several honorees by the Columbia
University School of Engineering and Applied Science (link) (October 2009) ·
USEPA reviewed protocol on full-scale determination of N2O
emissions inventory from wastewater treatment plants is published by the
Water Environment Research Foundation (link) (October 2009) ACTIVITIES AT WEFTEC 2009 ·
Prof. Chandran served as the Session Chair for the
Leading Edge Research Symposium on “Biological Nitrogen Transformations” ·
Invited Workshop
Presentation, Workshop 103, Presentation titled “N2O
generation from WWTPs: WERF U4R07 and other studies” ·
Invited Workshop Presentation, Workshop
211, Presentation titled “Active fractions and N2O generation
potential of methanol and ethanol” ·
Podium Presentation, Session 39, Biological Nitrogen
Transformations “Molecular based characterization of the microbial ecology
and activity of ANAMMOX bioreactors”, presented by Ph.D. candidate, Hongkeun
Park (October 2009) ACTIVITIES AT IWA Specialized Conference on
Nutrient Management 2009 ·
Prof. Chandran served as the Session
Co-Chair for the Symposium on “Molecular Studies” ·
Podium presentation, Session 5C, Greenhouse Gases, Energy
“Factors promoting the emission of nitrous oxide and nitric oxide from
denitrifying sequencing batch reactors” ·
Podium presentation, Session 5C, Greenhouse Gases, Energy
“Spatial and temporal variability in N2O generation and emission
from fullscale wastewater treatment facilities” (September 2009) Podium presentation titled ‘Nitrous Oxide and Nitric
Oxide Fluxes from Biological Nitrogen Removal Processes — From Molecular
Mechanisms to National Inventories’ delivered at the AEESP
2009 Conference - Grand Challenges in Environmental Engineering and Science:
Research and Education in Iowa City, IA (July 2009)
(link) ACTIVITIES AT WEF Nutrient Removal
Conference 2009 ·
Invited presentation, Water
Environment Research Foundation Stakeholder Meeting“ Active fraction and biokinetics of
methylotrophic denitrification” ·
Invited presentation, Water
Environment Research Foundation Stakeholder Meeting“ Characterization of N-GHG from
Wastewater Treatment Operations” ·
Podium presentation, Session 4C, Nitrogenous Greenhouse
Gas Emissions “Spatial and temporal variability in N2O generation
and emission from wastewater treatment facilities” (June-July 2009) Prof. Chandran delivers a presentation titled
‘Elucidating the structure and function of heterotrophic denitrification on
different organic electron donors’ at the Fifth Activated Sludge Population
Dynamics Conference ASPD5 in Aalborg, Denmark (May 2009) (link) Two posters presented by members of the Kartik
Chandran Laboratories at the 109th General Meeting of the American
Society for Microbiology in Philadelphia, PA (May 2009) Paper on impact of different electron
donors on methylotrophic denitrification is published (April 2009) (link) Prof. Chandran delivers an invited presentation
titled ‘Characterization of greenhouse nitrogen discharges from wastewater
treatment plants’ at the Virginia Water Environment Association EdCom Seminar
Series in Richmond, VA (April 2009) (Link) Prof. Chandran delivers an invited presentation
titled ‘Overview of climate change impacts associated with wastewater
treatment strategies’ at the Chesapeake Bay Ecosystem Based Management
Workshop in Baltimore, MD (March 2009) (Live
link) New York Times interview on biodegradable credit
cards (February 2009) (link) Prof. Chandran is an invited speaker at the
Edmonton Waste Management Center of Excellence seminar on Greenhouse Gas
Regulations and Quantification: Emerging Solid Waste and Wastewater
Perspectives (January 2009) (link) Prof. Chandran receives the National Science
Foundation Early Faculty Development CAREER award (January 2009) (link) HAPPY NEW
YEAR TO EVERYONE Prof. Chandran is an invited featured speaker at the
WERF Research Forum and will present highlights of two WERF projects, the
Nutrient Challenge and N-GHG emissions from Wastewater Treatment Plants (December 2008) (link) Prof. Chandran delivers a guest lecture
titled “The influence of structural and functional microbial ecology on the
performance of engineered BNR reactors” at the Danish Technical University (November 2008) Prof. Chandran’s Project on Wastewater Treatment and Climate
Change is featured on the Water Environment Research Foundation newsletter
“Progress” (link) Prof. Chandran is featured on the University of
Connecticut, School of Engineering newsletter “Emaginations” (link) ACTIVITIES AT WEFTEC 2008 ·
Prof. Chandran served as the Session Chair for
the Leading Edge Research Symposium on Nitrogen Removal ·
Invited Workshop presentation, W201:
WEF/WERF Nutrient Removal: What the U.S. EPA, WERF, and Others are Doing to
Help Address this Challenge “ Molecular
based evaluation of the active fraction and biokinetics of methylotrophic
denitrification” ·
Podium presentation, Session 43, Nitrogen Removal “Gene
expression analysis of autotrophic denitrification by Nitrosomonas europaea 19718” (Leading Edge Research Symposium) ·
Podium presentation, Session 101, Microconstituent
interactions in biological processes “ The
fate of tetracycline resistant bacteria in wastewater treatment plants as a
function of operating characteristics”, presented by post-doctoral research
scientist Dr. Sungpyo Kim (October 2008) Prof. Chandran delivers a presentation titled
“Microbial Ecology and Biokinetics of a Partial Nitrification Reactor” during
the Nijmegen N-cycle Meeting, “From Nitrogen Cycle to Nitrogen Network” held
at the Radboud University, Nijmegen, the Netherlands (September 2008) Paper on impact of different electron
acceptors on methylotrophic denitrification is published (August 2008) (link) WEF Manual of Practice FD-3, ‘Industrial Wastewater Management
Treatment and Disposal’ is published, McGraw Hill, ISBN 0071592385 / 9780071592383. Prof. Chandran contributed to this MOP as a
member of the Industrial Wastewater management Treatment and Disposal Task
Force of the Water Environment Federation (June 2008)
(link) Prof. Chandran delivers a guest lecture
titled “Use of Genomics to Study (De)Nitrification Processes” during the
Advanced Course-Environmental Biotechnology held at the Delft University of
Technology (June 2008) (link) Two posters presented by members of the Kartik
Chandran Laboratories at the 108th General Meeting of the American
Society for Microbiology in Boston, MA (June 2008) Regional Workshop “Bridging the Gap between
Environmental Engineering Practice and Research” is held by the Columbia
student chapter of NYWEA, under the stewardship of Prof. Kartik Chandran (link) (April 2008) Prof. Chandran delivers an invited talk titled
“Energy and cost effective wastewater treatment” at the GE Research Center,
Schenectady, NY (April 2008) Prof. Chandran delivers an invited talk titled “Gaseous
N emissions from autotrophic pathways” at the Illinois Institute of
Technology (April 2008) Paper on “Impact of Disinfectant
switching on water quality in distribution systems” is accepted for
publication in the Journal of the American Water Works Association (link) (April 2008) Proposal “A metallomics based approach to
bacterial physiology and toxicity” has been awarded synchrotron beamtime at
Argonne National Laboratory, Argonne, IL.
(April 2008) Paper on “ Molecular and biokinetic characterization of methylotrophic
denitrification using nitrate and nitrite as terminal electron acceptors” is
presented at the 4th International Water Association Sequencing Batch
Reactor Conference (SBR4)
(April 2008) Paper on Metabolic and Empirical Modeling
of the Acceleration Phase in Autotrophic Ammonia Oxidation is accepted in
Water Environment Research (link)
(March 2008) Paper on “ Distinctive microbial ecology and biokinetics of autotrophic ammonia
and nitrite oxidation in a partial nitrification bioreactor” is accepted in
Biotechnology and Bioengineering (link)
(March 2008) Paper on “ A
critical comparison of extant batch respirometric and substrate depletion
assays for estimation of nitrification biokinetics” is accepted in
Biotechnology and Bioengineering (link)
(March 2008) Prof. Chandran delivers an invited talk titled “Characterization
and optimization of microbial fuel-cells for sustainable wastewater
treatment” at Paper on the role of physiological state,
growth mode and oxidative stress on Cd(II) mediated inhibition of N. europaea is published in Applied
and Environmental Microbiology (link) (February 2008) There
were three presentations (including an invited presentation)
from the Kartik Chandran Laboratory at the 80th Annual New York
Water Environment Association Winter Meeting (February 2008) Prof. Chandran delivers an invited talk titled “ Insights
into the novel microbial ecology and biokinetics of key nitrogen
biotransformations ” at the HAPPY NEW
YEAR TO EVERYONE 2007 Prof. Chandran delivers an invited talk titled “
Active fraction and biokinetics of
methylotrophic denitrification” at the Water Environment Research Foundation
External COD Workshop (December 2007) Two papers from Prof. Chandran’s group appear
in the proceedings of the Leading Edge Research Symposium at WEFTEC 2007, “Population
dynamics, biokinetics and gaseous nitrogen production from partial
nitrification reactors operated at low dissolved oxygen concentrations” and “Microbial
ecology, biokinetics and thermodynamics of methylotrophic denitrification” (October 2007) Prof.
Chandran chairs ‘Leading Edge Research, Biological Nitrogen Removal’ in the
80th Annual Water Environment Federation Technical Exhibition and
Conference, WEFTEC 2007 held in New
Columbia University Student Chapter of the New York Water Environment
Federation is formed under the stewardship of Prof. Chandran (October 2007) Prof.
Chandran has been nominated to the Board of Directors of the New
York Water Environment Federation Metropolitan Chapter (September 2007) Prof.
Chandran delivers an invited lecture titled “The leading edge of BNR, Old
questions new answers?” at the CDM Global Headquarters, Prof.
Chandran delivers an invited lecture titled “Contemporary topics related
to genomics, physiology and ecology of nitrification” at the Department
of Biotechnology, Indian Prof.
Chandran’s proposal “A metallomics based approach to bacterial physiology and
toxicity” has been awarded synchrotron beamtime at Argonne National
Laboratory, NAS Fellowship: Prof. Chandran has been awarded a
National Research Council Summer Faculty Fellowship to conduct research on “Molecular
and nano-scale studies on the impact of disinfection on biofilm formation, chemical
stress resistance and cell surface characteristics of a model nitrifying
bacterium”. The research is
conducted at the United States Environmental Protection Agency. (April 2007) Prof.
Chandran has been invited to the United States Environmental Protection
Agency in Prof. Chandran
delivered an invited presentation at the Nutrient Removal 2007 Specialty
Conference jointly hosted by the Water Environment Federation (WEF) and
International Water Association (IWA) in Prof.
Chandran has been quoted in MIT Technology Review on the application of novel
technologies related to harnessing energy from solid wastes (February 2007) (Link) Prof.
Chandran delivered an invited presentation at the New York Academy of
Sciences on “Global, Regional and Local Water Quality: Evaluating the Science
and the Hype”. The talk focused on
“State-of-the-art Approaches for Achieving Cost Effective Biological
Nutrient Removal” and was sponsored by the Green Science and
Environmental Systems Group (January 2007) (Link) 2006 Paper titled “Observation and mathematical
description of the acceleration phenomenon in batch respirograms associated
with ammonium oxidation” has been published in Water Science and Technology (October 2006) (Link) Prof.
Chandran co-chaired two sessions in the 79th Annual Water
Environment Federation Technical Exhibition and Conference, WEFTEC 2006 held
in Dallas, TX, (October 2006) USEPA and
the American Water Works Research Foundation publish a report titled
"Seasonal Chlorination Practices and Impacts to Chloraminating
Utilities” to which Dr. Chandran has contributed, (October 2006) Paper titled “Cd(II) MEDIATED INHIBITION
OF Nitrosomonas europaea IS LINKED
TO OXIDATIVE STRESS AND IS IMPACTED BY PHYSIOLOGICAL STATE AND GROWTH MODE”
will appear in proceedings of WEFTEC 2006, (October 2006) Grant awarded by the Columbia Initiatives
in Science and Engineering for a proposal titled “The global nitrogen genome
project – A key to the evolution and functioning of the modern biosphere”, (March 2006) Paper titled “Cd(II) MEDIATED INHIBITION
OF Nitrosomonas europaea IS LINKED
TO OXIDATIVE STRESS AND IS IMPACTED BY PHYSIOLOGICAL STATE AND GROWTH MODE”
is ranked number 1 out of all 103 abstracts submitted for presentation at
WEFTEC 2006, (February 2006) 2005 Paper on optimal design for parameter
estimation is published in Water Research (December
2005) (Link) Paper on applicability of extant
respirometry for biokinetic estimation of nitrification is published in Water
Science and Technology (November 2005) (Link) |
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