Contaminant Containment and Remediation Techniques to Permafrost Sites
Andrew Thalheimer, Indra Kalinovic, Laura Tupper-Ring Dillon Consulting Limited
The objective of this presentation is to provide an overview of the pending publication that provides guidance on how to address contaminated sites in permafrost regions in Canada; specifically, those sites where thawing permafrost will likely affect the approach to closure and/or completed remedial works and risk management measures that have depended on permafrost as a barrier to contaminant migration.
Deep Freeze – Accounting for Potential Climate Changes in the Freeze
Tauhid-Brian Thomas, Crown-Indigenous Relations and Northern Affairs Canada
The objective of this presentation is to provide an overview of how the Giant Mine Remediation Project plans on containing 237,000 tonnes of arsenic trioxide dust stored underground and how climate change affected the design. The main focus will be on how the project will construct a frozen shell around the contained dust using passive thermosyphons incorporating climate change models that project out 100 years.
A Collaborative Approach to Addressing Mercury Impacts on the English-Wabigoon Rivers System
Mary Kelly1, Nelson Walter1, Judith Da Silva2 1Wood Environment and Infrastructure Solutions 2Asubpeeschoseewagong Netum Anishinabek
The objective of this presentation is to share a brief history of how mercury has impacted Asubpeeschoseewagong Netum Anishinabek (Grassy Narrows First Nation) and how their knowledge of the land has informed the remediation research, planning and execution. Considering the challenges and complexity of the issue, we will share information on the sampling completed and how these will inform remedial options and their evaluation.
Integration of Local Knowledge is a Key for the Remediation Success of Legacy Uranium Mine Sites
Ian Wilson and Joseph Muldoon Saskatchewan Research Council
The objective of this presentation is to provide a brief narrative of how traditional knowledge can be applied to remediation projects successfully. This narrative will focus on a stepwise approach where trust must be developed prior to starting knowledge collection and integration; with specific applications to remediation projects. The narrative will be framed using a successful case study.
The objective of this presentation is to highlight the challenges experienced while scoping and executing a dynamic and fast-paced northern project while meeting project objectives that included: reducing harm to the environment and land users while maintaining the historical significance of the Canol Trail; maximizing Indigenous employment and economic benefits; and, collaborating with Indigenous partners to incorporate traditional knowledge.