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Using GPR to Locate Unmarked Graves Webinar

Using GPR to Locate Unmarked Graves Webinar – Table of Contents 0:00 – Introduction 2:57 – Agenda 4:28 – Basic GPR Theory & Limitations 13:04 – GPR Reflections 30:56 – GPR Theory Applied to Cemetery Data 34:30 – GPR Signal Attenuation 40:29 – Other Factors for Detecting Bodies 53:31: GPR Systems for Unmarked Graves 55:16 – GPR Data Collection 1:07:18 – Grid Setup 1:16:35 – Pseud-Grid Surveys 1:21:00 – Data Interpretation Challenges 1:30:08 – GPR Configurations for Surveying Large Areas 1:34:06 – Summary 1:38:18 – Questions & Answers 1:38:24 – Q1 - Do pseudo-grids need precision GPS? 1:39:08 – Q2 - Is there an optimal speed for a GPR survey for unmarked graves? 1:40:32 – Q3 - Why does the LMX200 not allow zig-zag grid collection? 1:42:21 - Q4 - How do I collect proper GPR data in uneven ground or tall grass? 1:43:35 - Q5 – What happens if I lose GPS signal during the GPR survey? 1:44:27 – Q6 – Should other geophysical techniques beside GPR be used for mapping unmarked graves? 1:45:17 – Q7 – How does “Stacking” GPR data work? 1:48:04 – Q8 – How do you collect GPR data in thick bush? 1:49:14 – Q9 – Can GPR signal polarity changes be used to constrain the interpretation of the target? 1:50:43 - End