Category Archives: David M. Chambers

Root Causes of Tailings Dam Overtopping: The Economics of Risk & Consequence

Root Causes of Tailings Dam Overtopping: The Economics of Risk & Consequence Lindsay Newland Bowker1 and David M. Chambers2 1Bowker Associates Science & Research in the Public Interest 15 Cove Meadow Rd Stonington, Maine 04681 USA lindsaynewlandbowker@gmail.com 2Center for Science … Continue reading

Posted in Analysis TSF Failures, Bowker Associates Science & Research In The Public Interest, Canadian Mine Risk & Loss Profile, Catatrophic Tailings Dam Failures, Causes Of Catastrophic Tailings Dam Failures, Center For Science In Public Participation, CSP2, CU Average Grade 1910 2010, CU Average Ore Production 1910 2010, CUCosts of Production 1910 2010, David M. Chambers, financial risk and public liability, mineral economics, resource policy, Uncategorized | Leave a comment

ALL OF BRAZILS 144 LARGE TAILINGS DAMS SHOULD BE CONSIDERED AT RISK OF FAILURE AND INDEPENDENTLY RE EVALUATED BY A COMPLETELY INDEPENDENT MULTI DISCIPLINARY PANEL OF EXPERTS

CONTACT: Lindsay Newland Bowker 207 367 5145/lindsaynewlandbowker@gmail.com DATE: October 1, 2016         According this 2014 report by the Brazilian Government, Brazil has 633 tailings dams, the overwhelming majority built after enactment of the   2010 statutory overhaul. 144 are large enough … Continue reading

Posted in BHP, Bowker Associates Science & Research In The Public Interest, Brazil 's High Grade Iron Ores, Brazil Tailings Dam Failure Risk, David M. Chambers, Lindsay Newland Bowker, Minas Gerais Mining Oversight, Samarco $44 billion lawsuit by Brazil, Samarco Dam Failure, Samarco falha de barragem de rejeitos, Samarco Indepemdent Panel Report, Tapira Complex, Uncategorized, Vale Indictments, Vale SA., Wonder Dam III | 2 Comments

Maine’s Statute & It’s Draft Implementing Rules Score Poorly on Catastrophic Failure Risk Assessment

FOR IMMEDIATE RELEASE   September 14, 2016  1333 EST   Contact lindsaynewlandbowker@gmail.com 207 367 5145   RISK OF FAILURE ASSESSMENT OF MAINE MINING STATUTE AND DRAFT IMPLEMENTING RULES Lindsay Newland Bowker, CPCU ARM, Environmental Risk Manager Risk of Catastrophic Failure analysis of … Continue reading

Posted in Analysis TSF Failures, Bald Mountain Aroostook Maine, BEP, Bowker Associates Science & Research In The Public Interest, Catastrophic Tailings Failures, Causes Of Catastrophic Tailings Dam Failures, Center For Science In Public Participation, CSP2, CU-Arsenic Standards For Concentrates, David M. Chambers, Environmental Risk Management, Global Capital Squeeze In Mining, History of Mining In Maine, Imperial Metals, lacustrine mine waste disposal, Maine Mining Law, Maine Mining Regulations, Maine Mining Rules, Maine Mining Statute, Metallic Mining Risk Management, Mine Feasibility, Mine Risk Management, Mining Economics, mining environmental risk management, Mining Financial Feasibility, Mining In Maine, Mining Regulation, Mining Risk Management, Uncategorized | Leave a comment

SAMARCO DAM FAILURE LARGEST BY FAR IN RECORDED HISTORY

  The Working Group met with State authorities, business, civil society and community representatives in Minas Gerais. The State has the highest concentration of industrial mines in Brazil, and the Working Group’s visit took place after the tragic disaster caused … Continue reading

Posted in alegria mine, Analysis TSF Failures, BHP, Bowker Associates Science & Research In The Public Interest, Brazil 's High Grade Iron Ores, Causes Of Catastrophic Tailings Dam Failures, Center For Science In Public Participation, CSP2, dam failue envronmental costs, David M. Chambers, Economics of Iro Ore Mining, Environmental Risk Management, Frequency of TSF Failures BY Decade, Fundao Talings Dam, Germano Tailings Dam Failure, Global Capital Squeeze In Mining, global cash flow crunch, Height Limits of Earthen Dams, ICOLD BULLETIN 121, Lindsay Newland Bowker, Measuring Magnitude of Consequence TSF Failures, Metallic Mining Risk Management, Mine Risk Management, Mining Economics, mining environmental risk management, Mining Financial Feasibility, mining public liability, politics of mining, polluter pays, Public Liability & Financial Risk, Rate of Raise for Upstream Tailings Dams, Risk & Public Liability of Tailings Dams, Risk Avoidance & Loss Prevention Metallic Mining, Risk Economics and Public Liability of Tailings Dam Failures, Samarco Mineracao S.A., Samitri, Tailings Dam Failures, Tailings Dam Risk Management, tailings dewatering, Tailings Facility Failures 1910-2015, Tailings Failure Rates, Tailings Storage Facility Risk Management, TSF Design & Management Standrds, Uncategorized, unfunded public and enviornmental liabilities, Upstream Tailings Dam Safety | Leave a comment

Brazil Initiates Environmental Crimes Investigation Against Vale, BHP and Samarco Officials On November 5th Tailings Dam Catastrophe

Fact is BHP know why it failed. They just cannot tell us until the lawyers have vetted the communications why they ignored their peer reviewers, their consultants, and their FNEAs until people were dead They had an FMEA PIG plot … Continue reading

Posted in alegria mine, Analysis TSF Failures, BHP, Bowker Associates Science & Research In The Public Interest, Brazil 's High Grade Iron Ores, Causes Of Catastrophic Tailings Dam Failures, Center For Science in Citizen Participation, David M. Chambers, Dirk Van Zyl, Frequency of TSF Failures BY Decade, Geoesteval, Germano Tailings Dam Failure, Height Limits of Earthen Dams, Lindsay Newland Bowker, mine Company Valutaion, Mine Feasibility, Mine Risk Management, Mining Economics, Mining Environmental Crimes, mining environmental risk management, mining public liability, Pimenta De Avilar, Rate of Raise for Upstream Tailings Dams, Risk & Public Liability of Tailings Dams, Risk Economics and Public Liability of Tailings Dam Failures, Samarco Environmental Crimes Investigation, Samarco Mineracao S.A., Samarco Tailings Master Plan, Samitri, Tailings Dam Risk Management, Upstream Tailings Dam Safety, Vale SA. | 4 Comments

Tailings Facility Failures 1915-2014: An Integrated/Reconciled Compilation of ICOLD Bulletin 121 and WISE Supplemented by Carefully Vetted Compilations

A major work product of Bowker Chamber 2015 ( “Risk-Public Liability-Economics of Tailings Storage Facility Failures” Bowker & Chambers, July 2015,) this downloadable excel of the data base we created for all authoritatively reported Tailings Facility Failures 1910-2009 is the most … Continue reading

Posted in Bowker Associates Science & Research In The Public Interest, Center For Science In Public Participation, David M. Chambers, ICOLD BULLETIN 121, Lindsay Newland Bowker, Tailings Facility Failures 1910-2015, Tailings Failures Globally By Seveeirty of Failure, WISE URANIUM DAM FAILURES | Leave a comment

Interdisciplinary Research Reveals Global Trend of Tailings Dam Failures That Will Result In $6 billion in Unfunded Unfundable Public Liability 2010-2019

https://drive.google.com/file/d/0Bw0jCpuVRzgEUkp2OXFaV1FlVm94dDZYYmJtQmExYWJ1eWhZ/view?usp=sharing Contact: David Chambers, President Center for Science In Public Participation , Bozeman Montana  (406-585-9854) Lindsay Newland Bowker, Director Bowker Associates Science & Research In The Public Interest  Stonington, Maine 207 367 5145 Catastrophic mine waste spills increasing in frequency, severity and … Continue reading

Posted in Andre Mc G. Robertson, Catatrophic Tailings Dam Failures, CU Average Grade 1910 2010, CU Average Ore Production 1910 2010, CUCosts of Production 1910 2010, David M. Chambers, Lindsay Newland Bowker, Mining Economics, Tailings Risk Management, World Bank | Tagged , , , , , , | Leave a comment