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Read authoritative articles, technical papers, and presentations on a wide range of resource development and environmental issues.

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Sonic Drilling for Tailings Dam Investigations: Unlocking Reliable Sample Recovery in Kazakhstan

Sue-Anya Khelawan - April 29, 2026

The presentation focused on how sonic drilling can significantly improve geotechnical investigations of tailings storage facilities (TSFs) in Kazakhstan by enabling reliable, representative sampling of loose and saturated tailings.

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Evaluating Post-Closure Care and Maintenance at Uranium Mill Tailings Facilities in the Western U.S.

Terry Braun - February 25, 2026

This presentation reviews post‑closure care and long‑term monitoring practices at Title II uranium mill tailings sites in the U.S., focusing on facilities approaching or operating under long‑term surveillance requirements.

TAGS: Post-Closure, Tailings Storage Facility, Uranium
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To Channel or Not to Channel: Drainage Density and Flow Concentration

Terry Braun - February 25, 2026

Case studies of erosion failures in post‑mining landforms reveal the risks and trade‑offs associated with both minimal and moderate drainage density design approaches.

TAGS: Drainage density, flow concentration
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Heap Leaching’s Quiet Comeback: Why Australia is Re-embracing a Proven, Predictable Pathway

Heather Thomson - February 25, 2026

Explore how heap leaching is once again gaining attention in Australia as a viable and disciplined option for certain mining projects, driven by economic shifts and improved decision-making rather than new technological advances.

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Constraining Recharge to TSFs via Model Calibration to Transient Evaporation and Soil Moisture Data

Assaf Wunsch, Aya Mohamed, Philine Tullius, Kyle Williams - February 24, 2026

A summary of methods used to estimate recharge at a closed TSF, including a calibrated 1D infiltration model informed by eddy‑covariance and soil‑moisture data. The presentation discusses parameter uncertainty and the role of ensemble techniques in improving model reliability.

TAGS: Iterative ensemble smoother (IES), TSF recharge, 1D infiltration modeling, Eddy‑covariance data
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