24/06/2026 · Folha de São Paulo
Electric buses with battery-swap technology
10/06/2026 · Brasil Energia
Interface between the gas and electricity sectors
09/06/2026 · Folha de São Paulo
'Solar theft' causes disruptions across the power grid
01/06/2026 · Economy & Law
The Statesman Who Listened
27/05/2026 · Folha de São Paulo
The free energy market and the '1000-mile car'
18/05/2026 · CNN Infra · KELMAN, Rafael; KELMAN, Jerson.
What do the US and China do differently from Brazil in project execution?
13/05/2026 · Folha de São Paulo
Is there a market for green hydrogen?
11/05/2026 · Brasil Energia
Multiple Uses of Water in Law 15.269/2025
29/04/2026 · Folha de São Paulo
Tariff Responsibility Law for Energy
16/04/2026 · Brasil Energia
Opening the Electricity Market to Small Consumers
15/04/2026 · Folha de São Paulo
Decentralization in Sanitation and Electric Power
01/04/2026 · Folha de São Paulo
Asymmetry Affects Competition in Auctions
18/03/2026 · Folha de São Paulo
Are Coal-Fired Power Plants Necessary?
04/03/2026 · Folha de São Paulo
Tariff Reform after Tax Reform
18/02/2026 · Folha de São Paulo
Is It Necessary to Coordinate Electricity Production?
13/02/2026 · Brasil Energia
Transmission Concessions Nearing Expiration
10/02/2026 · Folha de São Paulo
Engineering, Water and the Future
STRINGHINI, A., BRAGA, B., PENA, D., OLIVEIRA, G. e KELMAN, J.
04/02/2026 · Folha de São Paulo
Multiple Use of Reservoirs
21/01/2026 · Folha de São Paulo
The Amazon Forest and Accounting Make-Up
07/01/2026 · Folha de São Paulo
Climate Change and Land-Use Change
29/12/2025 · Brasil Energia
Who Should Pay for the Batteries?
24/12/2025 · Folha de São Paulo
Blackouts and the Urgency of Climate Adaptation
10/12/2025 · Folha de São Paulo
Can Surplus Renewable Energy Attract Data Centers?
05/12/2025 · Megawhatt / ANE
The Subsidy Trap and Regulatory Collapse
STREET, A., GOMES, A., PINA, D., SANTANA, E., KELMAN, J. et al.
26/11/2025 · Folha de São Paulo
The Electric Sector and Mathematical Climate Modeling
19/11/2025 · Brasil Energia
Opening the Low-Voltage Market
12/11/2025 · Folha de São Paulo
Has the Electric Sector Reform Been Carried Out?
04/11/2025 · Folha de São Paulo
A New Regulatory Framework for Times of Water Scarcity
KELMAN, J. e RIBEIRO, M.P.
29/10/2025 · Folha de São Paulo
The Electric Sector Can Be the Engine of Transformation
15/10/2025 · Folha de São Paulo
The National Congress and Electric Sector Reform
01/10/2025 · Folha de São Paulo
Monkey Training and the New Electric Sector
17/09/2025 · Folha de São Paulo
The Triumph of Thomas Edison
03/09/2025 · Folha de São Paulo
The Volta Grande of the Xingu
20/08/2025 · Folha de São Paulo
Trump versus the IPCC
19/08/2025 · Brasil Energia
Climate Change and Streamflow Modeling
06/08/2025 · Folha de São Paulo
Floating Solar Energy
29/07/2025 · Brasil Energia
Proposed Resolution for ANEEL
25/07/2025 · Jota
Crime and Punishment
23/07/2025 · Folha de São Paulo
Climate Change Challenges Mathematics
09/07/2025 · Folha de São Paulo
The Three Pillars of the Electric System
25/06/2025 · Folha de São Paulo
Commemorative Lunch
11/06/2025 · Folha de São Paulo
The Legislative Riders of Gas-Fired Plants
09/06/2025 · Brasil Energia
I Want to Vote for Deepseek
28/05/2025 · Folha de São Paulo
Speeding Up Environmental Licensing
14/05/2025 · Folha de São Paulo
Infrastructure Resilient to Climate Change
30/04/2025 · Folha de São Paulo
Electric Sector Reform Brings Risks
16/04/2025 · Folha de São Paulo
Fake and Real Solar Farms
04/04/2025 · Brasil Energia
The Effect of Distributed Generation Rules on Consumers With and Without Solar Panels
02/04/2025 · Folha de São Paulo
Minister Flávio Dino and the Indigenous Issue
19/03/2025 · Folha de São Paulo
Socio-Environmental Spending and the Itaipu Bonus
05/03/2025 · Folha de São Paulo
The Hydroelectric Plants that Store Water
19/02/2025 · Folha de São Paulo
COP30 and Oil from the Equatorial Margin
05/02/2025 · Folha de São Paulo
Paraguay Gains More from Itaipu’s Management
22/01/2025 · Folha de São Paulo
The Effect of Climate Change on Electricity Bills
14/01/2025 · Saneas (Água e Saneamento) / AESABESP
What Is the Difference Between Water Security and Water Resilience?
RAMOS, M. & KELMAN, J.
08/01/2025 · Folha de São Paulo
Revenue Losses at Wind and Solar Plants
25/12/2024 · Folha de São Paulo
The Angra 3 Plant Dilemma
13/12/2024 · Folha de São Paulo
Wolf in Sheep’s Clothing
26/11/2024 · Folha de São Paulo
Nothing for Us and Without Us
13/11/2024 · Folha de São Paulo
With Trump’s Return, the Cat Is on the Roof
30/10/2024 · Folha de São Paulo
Regulatory Agencies Are Being Mistreated
16/10/2024 · Folha de São Paulo
'Half-Price Tickets' for Everyone in Energy
03/10/2024 · Brasil Energia 489
Consumers Could Pay Less for Itaipu Energy
02/10/2024 · Folha de São Paulo
The Amazonas Energia Case Raises Several Concerns
18/09/2024 · Folha de São Paulo
Storage Reservoirs
04/09/2024 · Folha de São Paulo
The Cost of Being Climatologically Correct
29/08/2024 · Folha de São Paulo
Legislators as Brokers
21/08/2024 · Brasil Energia
Lobbies Against Technical Planning
21/08/2024 · Folha de São Paulo
Does the Electric Sector Need Planning?
07/08/2024 · Folha de São Paulo
Sewage and Waste as Renewable Energy Sources
31/07/2024 · Além da Energia / Engie
Floods and Hydroelectric Projects Require Governance and Institutional Strength
24/07/2024 · Folha de São Paulo
The Itaipu Treaty and Its Additions
24/07/2024 · Valor Econômico
The Privatization of Sabesp
10/07/2024 · Folha de São Paulo
Dispatchable and Intermittent Power Plants
26/06/2024 · Folha de São Paulo
Renewal of Distribution Concessions
20/06/2024 · Brasil Energia
Does it make sense to fine distributors based on the Consumer Defense Code?
12/06/2024 · Folha de São Paulo
Hydroelectric Plants and Flood Mitigation
31/05/2024 · O Globo (carta de leitores)
Living Nature
29/05/2024 · Folha de São Paulo
Painkillers for Earth’s Aches
25/05/2024 · Folha de São Paulo
Congress Can Help Prevent New Floods
22/05/2024 · Folha de São Paulo
Packaged Renewable Energy for Export
03/05/2024 · Brasil Energia
Itaipu Extravagances
01/05/2024 · Folha de São Paulo
Solar Farms and Pumped-Storage Plants
17/04/2024 · Folha de São Paulo
Turning the Ugly Duckling into a Swan (Geothermal Energy)
03/04/2024 · Brasil Energia
Operational Restrictions on Hydroelectric Plants
03/04/2024 · Folha de São Paulo
Climate Models
26/03/2024 · O Globo
Approved by Those Who Understand
20/03/2024 · Folha de São Paulo
Emergency Contracting
13/03/2024 · Folha de São Paulo
Awards for Good Education
06/03/2024 · Folha de São Paulo
About Cars and Power Plants
20/02/2024 · Folha de São Paulo
The Energy Transition, Here and There
fev/2024 · Brasil Energia
The Role of Pumped-Storage Plants
21/01/2024 · O Globo
Maintenance Against Tragedies
KELMAN, J. (com P. Canedo)
05/2024 · Energy Report 209 / PSR
Floods, Climate Change and Dam Safety
jan/2024 · Brasil Energia
Bubbles Burst
2024 · Revista Esfera Brasil 11
Shield Against Passions
2024 · Online Journal of Ecology & Environment Sciences
Fifty Shades of Green
31/12/2023 · O Globo
Pay for Results, Not for Construction
13/12/2023 · Valor Econômico
It Is Not What It Seems
KELMAN, J. & NALINI, J.R.
12/12/2023 · O Globo
An Effort to Adapt
09/12/2023 · Estadão
Blackouts, Here and There
10/10/2023 · O Globo
Social Injustice and Energy
KELMAN, J., GOMES, A. & FRAZÃO, L.
17/09/2023 · Folha de São Paulo
Electrical Injustice
KELMAN, J. & GOMES, A.
set/2023 · Brasil Energia
Consumer Disguised as Self-Producer
set/2023 · Revista Conjuntura Econômica / FGV
Electrical Separations
DUTRA, J. & KELMAN, J.
11/08/2023 · Folha Online
There Is a Lack of Clarity in the 'Queue' of New PAC Sanitation Projects
ago/2023 · Brasil Energia
The TCU Pen-and-Paper Blackout
26/07/2023 · Valor Econômico
Energy Distributors: Excess Profits or Excess Risks?
KELMAN, J. & MOREIRA PINTO, G.
jun/2023 · Revista Mineira de Engenharia
Sewage Collection and Treatment During Dry Weather
jun/2023 · Brasil Energia
Thinking Outside the Box to Control Electricity Theft
11/04/2023 · O Globo
A Step Back in Sanitation
mar/2023 · Águas do Brasil, n.29
During a Drought, Can ANA Supervise Water Use in State Rivers?
fev/2023 · Brasil Energia
What Should Be Done to Restore Light’s Electricity Service?
19/01/2023 · O Globo
Compulsory Fundraising
07/01/2023 · Folha de São Paulo
Sanitation: No Pat on the Back
23/12/2022 · Folha de São Paulo
Should the Tarcísio Government Privatize Sabesp? Yes
28/11/2022 · Valor Econômico
Economic Growth vs. Public Debt Growth
06/09/2022 · Brasil Energia
The 2020–21 Drought and the Calculation of Firm Energy Certificates
12/08/2022 · Valor Econômico
In the Energy Transition, Done May Be Better Than Perfect
11/07/2022 · Folha de São Paulo
Do We Need a Carbon Market?
15/06/2022 · O Estado de São Paulo
Simonsen’s Irony
15/06/2022 · Brasil Energia 475
The Regulator Does Not Tear Up Contracts
31/05/2022 · O Globo
Clear Rules in Sanitation
05/04/2022 · ABRHidro
The Flowers of the Desert
18/02/2022 · Brasil Energia
PDE 2031 and Hydraulic Constraints
14/01/2022 · Folha de São Paulo
Scarcity Breeds Self-Interest
11/2022 · Brasil Energia
A Conversation with Teenagers About Theft and Fraud
29/12/2021 · Valor Econômico
The Senate and the Hearings for Regulatory Agency Leadership
10/12/2021 · Brasil Energia
Climate Change: Mitigation or Adaptation?
05/09/2021 · Brasil Energia
How to Operate Reservoirs More Efficiently?
21/07/2021 · O Globo
Damage Reduction in Electricity Bills
jul/2021 · Brasil Energia
The Effect of Vegetation Cover on Electricity Generation
15/06/2021 · Folha de São Paulo
How Much Is the Water Stored in the Furnas Reservoir Worth?
jun/2021 · Brasil Energia
Multiple Uses of Rivers and Their Consequences
28/04/2021 · Folha Online
Militias
26/03/2021 · Brasil Energia
Climate Change or Changes in Water Use?
11/03/2021 · O Globo
The Role of Each Stakeholder in Sanitation and Water
03/02/2021 · O Globo
Manaus Today, Brazil Tomorrow?
fev/2021 · Water Economics and Policy, World Scientific
Brazil's Water and Sanitation Reform Legislation
22/01/2021 · Brasil Energia
Fifty Shades of Green
24/12/2020 · O Globo
The Mayor Apologized
09/12/2020 · Folha Online
Functional Independence of the Public Prosecutor’s Office
dez/2020 · Blog do Desenvolvimento, BNDES
Sanitation Regulation — ANA’s New Role
28/11/2020 · O Globo
A Predictable Blackout
16/11/2020 · Valor Econômico
The São Francisco River Diversion Under Threat
16/10/2020 · Folha de São Paulo
Sanitation Concessions Are Meant to Universalize Service
KELMAN, J. & HARTUNG, P.
26/09/2020 · Brasil Energia
MRE and Water Markets
26/09/2020 · Revista Brasil Energia
Constitution and Natural Monopoly
19/09/2020 · Brasil Energia
The ESG Wave
31/08/2020 · Revista Brasil Energia 463
Gas Distribution Regulation
ago/2020 · Revista Vidi
Water and the Constitution
09/07/2020 · Folha de São Paulo
Brazil Risks Getting Things Right
20/06/2020 · O Globo
Presumption of Guilt
15/06/2020 · Folha Online
Profanity and Empty Rhetoric
jun/2020 · Revista Brasil Energia
Centralized and Decentralized Dispatch
10/05/2020 · O Globo
Coronavirus and Sanitation
27/03/2020 · O Globo
The Decision to Adopt Vertical Lockdown
fev/2020 · Revista Brasil Energia 461
Capacity and Energy
13/01/2020 · O Globo
Dam Failures
07/01/2020 · Valor Econômico
A New Opportunity for Sanitation
jan/2020 · Caderno IERB/MPRJ
Sanitation and the Public Prosecutor’s Office
mai/2020 · VitrúNews
Public Administration Reform
jan/2020 · Revista Brasil Energia
Low Interest Rates and Hydroelectricity
24/10/2018 · O Globo
Relevant, but Off the Agenda
15/09/2018 · O Globo
Who Benefits from This?
11/07/2018 · O Globo
The Sanitation Cup
KELMAN, J. & BRAGA, B.
18/06/2018 · O Povo (Ceará)
What to Expect from Water Management in 2030?
11/06/2018 · O Globo
Corruption
17/05/2018 · Folha de São Paulo, Tendências e Debates
The Drop in Sabesp’s Market Value
30/01/2018 · Folha de São Paulo
Liquid Certainty
KELMAN, J. & BRAGA, B.
23/01/2018 · Diário de São Paulo
Legal Water
16/01/2018 · Diário de São Paulo
Brioche
09/01/2018 · Diário de São Paulo
Self-Restraint in Oversight Bodies
02/01/2018 · Diário de São Paulo
Wanted: Those Who Want to Learn
26/12/2017 · Diário de São Paulo
Lysenko and the São Francisco River
19/12/2017 · Diário de São Paulo
Serving Oneself Does Not Work
12/12/2017 · O Globo
ANA and the Senate
12/12/2017 · Diário de São Paulo
Hello, Nice to Meet You!
01/10/2017 · A Tribuna
Sanitation in Coastal Cities
29/09/2017 · Folha de São Paulo
The X Factor and the Tietê River
set/2017 · Revista Saneas
Building Paths for Sanitation
22/06/2017 · O Globo
False Dilemma
16/06/2017 · Jornal O Povo
Water Security and Prosperity
15/03/2017 · O Estado de São Paulo
Water Security and Water Losses
02/03/2017 · Folha de São Paulo
How Can Sanitation Advance?
25/02/2017 · Folha de São Paulo
Sanitation (Readers’ Panel)
31/01/2017 · Folha de São Paulo
Sanitation: Myths and Facts
12/01/2017 · Folha de São Paulo
Individual Benefit, Collective Harm
11/01/2017 · O Estado de São Paulo
State-Owned Companies Law
02/09/2015 · Folha de São Paulo
Public Prosecutor’s Office and Sanitation
08/07/2015 · Brasil Econômico
Sanitation, Taxes and Environmental Compensation
25/06/2015 · Folha SP
Mr. Y’s Water Bill
10/05/2015 · Folha SP
Water Bills and River Cleanup
23/03/2015 · Folha SP
Water: First-World Service for Everyone
fev/2015 · Revista Brasil Energia nº 411
Economic and Financial Monitoring of Utilities
22/01/2015 · Folha SP
Does Sabesp Ration Water?
2015 · Revista Brasil Engenharia
Engineering and Awareness for Crossing the Desert
jan/2015 · Energy Report / PSR
Waterways Law
18/12/2014 · O Globo
Obstacles Only for the Guilty
11/11/2014 · O Globo
What If Dilma Ended Political Horse-Trading?
nov/2014 · Energy Report / PSR
River Basin Committees and the Public Prosecutor’s Office
nov/2014 · Revista Brasil Energia nº 408
Is It Possible to Predict the Future by Observing the Past?
set/2014 · Revista Brasil Energia nº 406
Water Dispute Between Rio and São Paulo
28/08/2014 · O Globo
The Bay Tragedy
ago/2014 · ABRACE
Electric Sector — An August 2014 Perspective
jul/2014 · Revista Brasil Energia nº 404
Electricity Matrix
jun/2014 · Global Water Forum
Yes, we should build more large dams
mar/2014 · Revista Brasil Energia nº 400
Hydroelectricity – Regulatory Environment
mai/2014 · Revista Brasil Energia nº 402
Forfeiture, Intervention and Expropriation
2014 · Revista da AGEVAP
Those Who Closely Followed Our History
jan/2014 · Revista Brasil Energia nº 398
The Model and Reality
13/12/2013 · O Globo
Multiuse Rivers
KELMAN, R. & KELMAN, J.
nov/2013 · Revista Brasil Energia nº 396
Hydroelectric Plants and the Indigenous Issue
16/10/2013 · O Globo
A Risk to the City’s Water Supply
19/09/2013 · O Estado de São Paulo
Sustainability of the Electric Sector
set/2013 · Revista Brasil Energia nº 394
Sustainability on the Agenda
jun/2013 · Revista Brasil Energia nº 391
The Cup of Sugar and the Bitter ICMS Tax
27/05/2013 · O Globo
Outside the Box
mar/2013 · Revista Brasil Energia nº 388
Utilities on the Roller Coaster
02/02/2013 · O Globo
It Is Necessary to Turn Around the Bay Cleanup Effort
KLABIN, I., KELMAN, J. & ALQUERES, J.L.
15/01/2013 · O Globo
Good Examples
mai/2013 · Revista Brasil Energia nº 390
Inês’s Eyes
jan/2013 · Revista Brasil Energia nº 386
Regulatory Agencies
nov/2012 · Revista Brasil Energia nº 384
About Provisional Measure 579
set/2012 · Revista Brasil Energia nº 382
Recovering Energy Contained in Waste
jul/2012 · Revista Brasil Energia nº 380
Global and Local Sustainability
mar/2012 · Revista Brasil Energia nº 376
Tariff Complexity
mai/2012 · Revista Brasil Energia nº 378
Dams and Reservoirs
abr/2012 · Revista Justiça & Cidadania, n.140
The Patron of Waters
2012 · Revista Justiça & Cidadania, n.124
Is Hand-Delivering a Wedding Invitation Illegal?
ROCHA, F.A. & KELMAN, J.
jan/2012 · Revista Brasil Energia nº 373
IFRS and Electric Power Distribution Companies
nov/2011 · Revista Brasil Energia nº 372
Effect of Smart Metering on Tariff Structure
set/2011 · Revista Brasil Energia nº 370
Internalize or Outsource the Workforce
04/07/2011 · O Globo
Risk Reduction
jul/2011 · Revista Brasil Energia, n.368
Do Electricity Distribution Shareholders Have Excessive Profits?
18/06/2011 · O Globo
Multiple Use of Water Resources
KELMAN, J. & BRISCOE, J.
mar/2011 · Revista Brasil Energia nº 364
The Lages Complex
mai/2011 · Revista Brasil Energia nº 366
Will All Frankness Be Punished?
jan/2011 · Revista Brasil Energia nº 362
How Much Does Energy Theft Cost?
nov/2010 · Revista Brasil Energia nº 360
Corporate and Generic Education
set/2010 · Revista Brasil Energia nº 358
About Cats and Monkeys
jul/2010 · Revista Brasil Energia nº 356
A Veteran’s View
mar/2010 · Revista Brasil Energia nº 352
Cauchy and the Firm Energy of Hydroelectric Plants
fev/2010 · Revista Brasil Energia nº 351
Climate Change and Hydroelectric Energy Production
abr/mai/2010 · Revista Custo Brasil nº 26
The Other Side of the Public Service Concession Counter
mai/2010 · Revista Brasil Energia nº 354
Belo Monte: the Lesson and the Celebration
jan/2010 · Investidor Institucional, ed.211
Trends in the Electric Power Sector
dez/2009 · Revista Brasil Energia, ed.349
Is There an Error in Tariff Calculation?
26/10/2009 · O Estado de São Paulo
Attempt to Dismantle Belo Monte
25/08/2009 · O Globo
Between Two Worlds
03/08/2009 · O Estado de São Paulo
The Stray Bullet in the Senate
ago/2009 · Brasil Energia nº 345
Hydroelectric Plants and the Public Prosecutor’s Office
11/01/2009 · O Globo
Rationing Rules
out/2009 · Revista Brasil Energia nº 347
The Electric Sector Must Be Simplified
mai/2009 · Revista Brasil Energia, ed.407
Expiration of Electric Sector Concessions
jan/2009 · Revista Brasil Energia, ed.338
Reflections of the Regulator
03/12/2008 · Revista Exame, ed.932
Eletrobras
nov/2008 · Revista Justiça & Cidadania, ed.99
The 1988 Federal Constitution and the Brazilian Electric Sector
KELMAN, J. & VERAS, L.
24/09/2008 · Revista Veja, ed.2079
Numbers
16/09/2008 · O Globo
Starting Salary: R$5,000
14/09/2008 · Jornal do Brasil
Fighting Global Warming and Its Benefits
KELMAN, R. & KELMAN, J.
set/2008 · Revista Brasil Energia
Hydroelectric Plants and the Greenhouse Effect
KELMAN, J., TUCCI, C., BRAGA, B. & PINGUELLI, L.
24/07/2008 · Valor Econômico
Tariff Calculation Rules
03/07/2008 · Valor Econômico
The Eletropaulo Case
06/06/2008 · O Globo
Cats That Do Not Meow
jun/2008 · Revista Justiça & Cidadania, ed.95
The Saga of People Affected by Dams
13/03/2008 · O Globo
People Affected by Dams
16/01/2008 · Revista Veja, ed.2043
Environment
2008 · Revista Estudos Avançados USP, ed.63
Federative Pact and Water Management
BRAGA, B., FLECHA, R., PENA, D. & KELMAN, J.
dez/2007 · Reflexos da Água / Ed. APRH
Water Dispute Between Regions Connected by Hydraulic Structures
26/11/2007 · O Estado de S. Paulo
Amazon, Kyoto and Bali
nov/2007 · Revista ABAR — 10 anos
Regulatory Agencies on the Path to Consolidation
10/10/2007 · Correio Braziliense
Energy
14/08/2007 · O Globo
Temporão Is Right
jul/2007 · Revista Justiça & Cidadania, ed.84
Climate Change, Energy Options and the Holistic View
02/06/2007 · O Estado de S. Paulo
Environmental Licensing and National Interest
jun/2007 · Revista Justiça & Cidadania, ed.83
The Central Limit Theorem, Justice and the Energy Issue
fev/2007 · L&C – Revista da Administração Pública, n.104
Sanitation Regulation
KELMAN, J., ABICAIL, T. & PENA, D.
jan/fev/2007 · O Globo / Revista Justiça & Cidadania, n.79
Unsustainable Stagnation
KLABIN, I., REICHSTUL, P., BASTOS, M., RICUPERO, R. & KELMAN, J. (FBDS)
08/01/2007 · O Estado de S. Paulo
Electric Power and Natural Gas Supply
SANTANA, E. & KELMAN, J.
06/09/2006 · Gazeta Mercantil
Energy and Social Responsibility
KELMAN, J. & VIDINICH, R.
set/2006 · Revista Plenarium, Câmara dos Deputados, n.3
Water Supply Assurance in Brazil’s Northeastern Semiarid Region
24/08/2006 · Gazeta Mercantil
The Transmission Line Auction That Did Not Happen (II)
23/08/2006 · Gazeta Mercantil
The Transmission Line Auction That Did Not Happen (I)
02/08/2006 · Valor Econômico
Legal Framework for the Gas Sector and Distribution Alternatives
ago/2006 · Revista Brazilian Business, ed.227
Risk and Brazil Cost
19/07/2006 · O Estado de São Paulo
Regulatory Risk
16/06/2006 · O Globo
The Public Prosecutor’s Office and the Brazil Cost
14/06/2006 · Jornal do Brasil
Electronic Metering of Electricity
jun/2006 · Revista Justiça & Cidadania, ed.71
Risk and Brazil Cost
mar/2006 · Revista Justiça & Cidadania, n.68
Environmental Paradox
11/02/2006 · Jornal do Brasil
Environmental Paradox
09/01/2006 · Revista Época, n.399
Abundant Vein
2006 · O Estado de S. Paulo
Sanitation Regulation
KELMAN, J., ABICAIL, M. & PENA, D.
06/12/2004 · Valor Econômico
Presidency of ANEEL
04/10/2004 · O Estado de São Paulo
Clarification
19/07/2004 · O Estado de São Paulo
About Faucets and Courts
12/07/2004 · Gazeta Mercantil
Systemic Failure and Individual Blame
17/05/2004 · Correio Braziliense
The IBGE of Waters
mar/2004 · Folha do Meio Ambiente
Drinking Water: Brazil Must End the Culture of Abundance
mar/2004 · Revista ECO-21, n.88
The Rivers of Our Villages
06/01/2004 · O Globo
Readers' Letters
out/2004 · Folha do Meio Ambiente
Hydropiracy in the Amazon
abr/2004 · Revista Justiça e Cidadania, n.45
Jurisdiction and Authority over Water Resources in Brazil
CUNHA, E.C.N., VEIGA, A.P. & KELMAN, J.
jan/2004 · Revista Justiça & Cidadania, n.42
The Water Law and the Semiarid Region
02/12/2001 · Jornal do Brasil
How Can Rio’s Water Be Improved?
05/10/2001 · Agência Estado
The Revitalization of the São Francisco River
DOMINGUES, A.F. & KELMAN, J.
jun/2001 · Revista Galileu Vivendo e Aprendendo
In Times of Scarcity
08/05/2001 · O Estado de São Paulo
ANA and the Sanitation Bill
20/04/2001 · Valor Econômico
It Is Possible to Have Clean Rivers
KELMAN, J. & PEREIRA, D.
03/04/2001 · Jornal do Brasil
The Directions of the Water Debate
22/03/2001 · Projetos de Marketing
How to Save Our Rivers
22/03/2001 · Gazeta Mercantil
Rules That Ensure the Full Use of Water
KELMAN, J. & FREITAS, M.A.V.
12/03/2001 · O Estado de São Paulo
The Guarani Aquifer and Mercosur
KELMAN, J. & DOMINGUES, A.F.