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1

Spatial Accuracy of UAV-Derived Orthoimagery and Topography: Comparing Photogrammetric Models Processed with Direct Geo-Referencing and Ground Control Points

Hugenholtz, Chris, Brown, Owen, Walker, Jordan, Barchyn, Thomas, Nesbit, Paul, Kucharczyk, Maja, Myshak, Steve

Journal:

Year:

2016

File:

PDF, 604 KB

2016

2

Spatial analysis of sand dunes with a new global topographic dataset: new approaches and opportunities

Chris H. Hugenholtz, Tom E. Barchyn

Journal:

Earth Surface Processes and Landforms

Year:

2010

Language:

english

File:

PDF, 806 KB

english, 2010

3

Remote sensing of the environment with small unmanned aircraft systems (UASs), part 2: scientific and commercial applications 1

Whitehead, Ken, Hugenholtz, Chris H., Myshak, Stephen, Brown, Owen, LeClair, Adam, Tamminga, Aaron, Barchyn, Thomas E., Moorman, Brian, Eaton, Brett

Journal:

Journal of Unmanned Vehicle Systems

Year:

2014

File:

PDF, 9.63 MB

2014

4

A UAV-based system for detecting natural gas leaks

Barchyn, Thomas, Hugenholtz, Chris H., Myshak, Stephen, Bauer, Jim

Journal:

Journal of Unmanned Vehicle Systems

Year:

2017

Language:

english

File:

PDF, 1.38 MB

english, 2017

5

A process-based hypothesis for the barchan–parabolic transformation and implications for dune activity modelling

Thomas E. Barchyn, Chris H. Hugenholtz

Journal:

Earth Surface Processes and Landforms

Year:

2012

Language:

english

File:

PDF, 302 KB

english, 2012

6

Geomorphological mapping with a small unmanned aircraft system (sUAS): Feature detection and accuracy assessment of a photogrammetrically-derived digital terrain model

Hugenholtz, Chris H., Whitehead, Ken, Brown, Owen W., Barchyn, Thomas E., Moorman, Brian J., LeClair, Adam, Riddell, Kevin, Hamilton, Tayler

Journal:

Year:

2013

Language:

english

File:

PDF, 2.11 MB

english, 2013

7

Mapping Quaternary paleovalleys and drift thickness using petrophysical logs, northeast British Columbia, Fontas map sheet, NTS 94IThis article is one of a selection of papers published in this Special Issue on the theme Geology of northeastern British Columbia and northwestern Alberta: diamonds, shallow gas, gravel, and glaciers .

Gilbert, R., Hickin, Adrian S., Kerr, Ben, Turner, Derek G., Barchyn, Tom E.

Journal:

Canadian Journal of Earth Sciences

Year:

2008

Language:

english

File:

PDF, 14.16 MB

english, 2008

8

CCDST: A free Canadian climate data scraping tool

Bonifacio, Charmaine, Barchyn, Thomas E., Hugenholtz, Chris H., Kienzle, Stefan W.

Journal:

Computers & Geosciences

Year:

2015

Language:

english

File:

PDF, 911 KB

english, 2015

9

Successes of soil conservation in the Canadian Prairies highlighted by a historical decline in blowing dust

Fox, Thomas A, Barchyn, Thomas E, Hugenholtz, Chris H

Journal:

Environmental Research Letters

Year:

2012

Language:

english

File:

PDF, 633 KB

english, 2012

10

Modeling the Mechanisms Behind Yardang Evolution

Barchyn, Thomas E.

Journal:

Journal of Geophysical Research: Earth Surface

Year:

2018

Language:

english

File:

PDF, 564 KB

english, 2018

11

Erratum: A review of close-range and screening technologies for mitigating fugitive methane emissions in upstream oil and gas (2019 Environ. Res. Lett. 14 053002)

Fox, Thomas A, Barchyn, Thomas E, Risk, David, Ravikumar, Arvind P, Hugenholtz, Chris H

Journal:

Environmental Research Letters

Year:

2019

Language:

english

File:

PDF, 253 KB

english, 2019

12

Eolian megaripple stripes

Gough, Tyler, Hugenholtz, Chris, Barchyn, Thomas

Journal:

Year:

2020

File:

PDF, 1.90 MB

2020

13

A call for standardization of aeolian process measurements: moving beyond relative case studies

Thomas E. Barchyn, Chris H. Hugenholtz, Jean T. Ellis

Journal:

Earth Surface Processes and Landforms

Year:

2011

Language:

english

File:

PDF, 75 KB

english, 2011

14

Remote sensing and spatial analysis of aeolian sand dunes: A review and outlook

Chris H. Hugenholtz, Noam Levin, Thomas E. Barchyn, Matthew C. Baddock

Journal:

Earth-Science Reviews

Year:

2012

Language:

english

File:

PDF, 2.39 MB

english, 2012

15

Field comparison of four piezoelectric sensors for detecting aeolian sediment transport

Thomas E. Barchyn, Chris H. Hugenholtz

Journal:

Year:

2010

Language:

english

File:

PDF, 341 KB

english, 2010

16

Comparison of four methods to calculate aeolian sediment transport threshold from field data: Implications for transport prediction and discussion of method evolution

Thomas E. Barchyn, Chris H. Hugenholtz

Journal:

Year:

2011

Language:

english

File:

PDF, 1.87 MB

english, 2011

17

A new tool for modeling dune field evolution based on an accessible, GUI version of the Werner dune model

Thomas E. Barchyn, Chris H. Hugenholtz

Journal:

Year:

2012

Language:

english

File:

PDF, 1.08 MB

english, 2012

18

Winter variability of aeolian sediment transport threshold on a cold-climate dune

Thomas E. Barchyn, Chris H. Hugenholtz

Journal:

Year:

2012

Language:

english

File:

PDF, 3.00 MB

english, 2012

19

Laboratory and field performance of a laser particle counter for measuring aeolian sand transport

Hugenholtz, Chris H., Barchyn, Thomas E.

Journal:

Journal of Geophysical Research

Year:

2011

Language:

english

File:

PDF, 1.06 MB

english, 2011

20

Real barchan dune collisions and ejections

Hugenholtz, Chris H., Barchyn, Thomas E.

Journal:

Geophysical Research Letters

Year:

2012

Language:

english

File:

PDF, 481 KB

english, 2012

21

Aeolian dune field geomorphology modulates the stabilization rate imposed by climate

Barchyn, Thomas E., Hugenholtz, Chris H.

Journal:

Journal of Geophysical Research

Year:

2012

Language:

english

File:

PDF, 3.97 MB

english, 2012

22

Predicting vegetation-stabilized dune field morphology

Barchyn, Thomas E., Hugenholtz, Chris H.

Journal:

Geophysical Research Letters

Year:

2012

Language:

english

File:

PDF, 1.18 MB

english, 2012

23

Estimating aerodynamic roughness (z0) from terrestrial laser scanning point cloud data over un-vegetated surfaces

Hugenholtz, Chris H., Brown, Owen W., Barchyn, Thomas E.

Journal:

Aeolian Research

Year:

2013

Language:

english

File:

PDF, 3.44 MB

english, 2013

24

Dune field reactivation from blowouts: Sevier Desert, UT, USA

Barchyn, Thomas E., Hugenholtz, Chris H.

Journal:

Aeolian Research

Year:

2013

Language:

english

File:

PDF, 3.58 MB

english, 2013

25

Reactivation of supply-limited dune fields from blowouts: A conceptual framework for state characterization

Barchyn, Thomas E., Hugenholtz, Chris H.

Journal:

Year:

2013

Language:

english

File:

PDF, 2.51 MB

english, 2013

26

Fundamental mismatches between measurements and models in aeolian sediment transport prediction: The role of small-scale variability

Barchyn, Thomas E., Martin, Raleigh L., Kok, Jasper F., Hugenholtz, Chris H.

Journal:

Aeolian Research

Year:

2014

Language:

english

File:

PDF, 1.09 MB

english, 2014

27

From particle counts to flux: Wind tunnel testing and calibration of the ‘Wenglor’ aeolian sediment transport sensor

Barchyn, Thomas E., Hugenholtz, Chris H., Li, Bailiang, Neuman, Cheryl McKenna, Steven Sanderson, R.

Journal:

Aeolian Research

Year:

2014

Language:

english

File:

PDF, 1.62 MB

english, 2014

28

Discussion of: Sherman, D.J.; Li, B.; Farrell, E.J.; Ellis, J.T.; Cox, W.D.; Maia, L.P., and Sousa, P.H.G.O., 2011. Measuring Aeolian Saltation: A Comparison of Sensors. In: Roberts, T.M.; Rosati, J.D., and Wang, P. (eds.), Proceedings, Symposium to Honor Dr. Nicholas Kraus, Journal of Coastal Research, Special Issue No. 59, pp. 280–290

Hugenholtz, Chris H., Barchyn, Thomas E.

Journal:

Journal of Coastal Research

Year:

2011

Language:

english

File:

PDF, 94 KB

english, 2011

29

Formation of periodic bedrock ridges on Earth

Hugenholtz, Chris H., Barchyn, Thomas E., Favaro, Elena A.

Journal:

Aeolian Research

Year:

2015

Language:

english

File:

PDF, 7.53 MB

english, 2015

30

Using Ground-Penetrating Radar and Capacitively Coupled Resistivity to Investigate 3-D Fluvial Architecture and Grain-Size Distribution of a Gravel Floodplain in Northeast British Columbia, Canada

Hickin, A. S., Kerr, B., Barchyn, T. E., Paulen, R. C.

Journal:

Journal of Sedimentary Research

Year:

2009

Language:

english

File:

PDF, 7.57 MB

english, 2009

31

Discussion of: Sherman, D.J.; Li, B.; Farrell, E.J.; Ellis, J.T.; Cox, W.D.; Maia, L.P., and Sousa, P.H.G.O., 2011. Measuring Aeolian Saltation: A Comparison of Sensors. In: Roberts, T.M.; Rosati, J.D., and Wang, P. (eds.), "Proceedings, Symposium to Honor Dr. Nicholas Kraus", Journal of Coastal Research, Special Issue No. 59, pp. 280-290

Chris H. Hugenholtz and Thomas E. Barchyn

Journal:

Journal of Coastal Research

Year:

2011

Language:

english

File:

PDF, 738 KB

english, 2011

32

The National Wind Erosion Research Network: Building a standardized long-term data resource for aeolian research, modeling and land management

Webb, Nicholas P., Herrick, Jeffrey E., Van Zee, Justin W., Courtright, Ericha M., Hugenholtz, Christopher H., Zobeck, Ted M., Okin, Gregory S., Barchyn, Thomas E., Billings, Benjamin J., Boyd, Robert

Journal:

Aeolian Research

Year:

2016

Language:

english

File:

PDF, 3.06 MB

english, 2016

33

Corrigendum to “Dune field reactivation from blowouts: Sevier Desert, UT, USA” [Aeolian Res. 11 (2013) 75–84]

Barchyn, Thomas E., Hugenholtz, Chris H.

Journal:

Aeolian Research

Year:

2016

Language:

english

File:

PDF, 670 KB

english, 2016

34

Timescale dependence of aeolian sand flux observations under atmospheric turbulence

Martin, Raleigh L., Barchyn, Thomas E., Hugenholtz, Chris H., Jerolmack, Douglas J.

Journal:

Journal of Geophysical Research Atmospheres

Year:

2013

Language:

english

File:

PDF, 1.29 MB

english, 2013

35

Subglacial bedform morphology controlled by ice speed and sediment thickness

Barchyn, Thomas E., Dowling, Thomas P. F., Stokes, Chris R., Hugenholtz, Chris H.

Journal:

Geophysical Research Letters

Year:

2016

Language:

english

File:

PDF, 2.49 MB

english, 2016

36

A terrestrial analog for transverse aeolian ridges (TARs): Environment, morphometry, and recent dynamics

Hugenholtz, Chris H., Barchyn, Thomas E.

Journal:

Year:

2016

Language:

english

File:

PDF, 8.70 MB

english, 2016

37

Morphology of transverse aeolian ridges (TARs) on Mars from a large sample: further evidence of a megaripple origin?

Hugenholtz, Chris H., Barchyn, Thomas E., Boulding, Adam

Journal:

Year:

2016

Language:

english

File:

PDF, 2.18 MB

english, 2016

38

Predictability of dune activity in real dune fields under unidirectional wind regimes

Barchyn, Thomas E., Hugenholtz, Chris H.

Journal:

Journal of Geophysical Research: Earth Surface

Year:

2015

Language:

english

File:

PDF, 11.40 MB

english, 2015

39

Reported UAV incidents in Canada: analysis and potential solutions

Nesbit, Paul R., Barchyn, Thomas E., Hugenholtz, Chris H., Cripps, Sterling, Kucharczyk, Maja

Journal:

Journal of Unmanned Vehicle Systems

Year:

2017

Language:

english

File:

PDF, 1.05 MB

english, 2017

40

Evolution and diagnostic utility of aeolian rat-tails: A new type of abrasion feature on Earth and Mars

Favaro, Elena A., Hugenholtz, Christopher H., Barchyn, Thomas E.

Journal:

Aeolian Research

Year:

2017

Language:

english

File:

PDF, 1.65 MB

english, 2017

41

Yardang evolution from maturity to demise

Barchyn, Thomas E., Hugenholtz, Chris H.

Journal:

Geophysical Research Letters

Year:

2015

Language:

english

File:

PDF, 1.27 MB

english, 2015

42

High-frequency measurements of aeolian saltation flux: Field-based methodology and applications

Martin, Raleigh L., Kok, Jasper F., Hugenholtz, Chris H., Barchyn, Thomas E., Chamecki, Marcelo, Ellis, Jean T.

Journal:

Aeolian Research

Year:

2018

Language:

english

File:

PDF, 2.01 MB

english, 2018

43

Corrigendum to “Morphology of transverse aeolian ridges (TARs) on Mars from a large sample: further evidence of a megaripple origin?” [ICARUS: 286 (Apr 2017); 193-201]

Hugenholtz, Chris H., Barchyn, Thomas E., Boulding, Adam

Journal:

Year:

2019

File:

PDF, 260 KB

2019

44

Corrigendum to “Morphology of transverse aeolian ridges (TARs) on Mars from a large sample: further evidence of a megaripple origin?” [ICARUS: 286 (Apr 2017); 193-201]

Hugenholtz, Chris H., Barchyn, Thomas E., Boulding, Adam

Journal:

Year:

2019

File:

PDF, 260 KB

2019

45

Wind regime, sediment transport, and landscape dynamics at a Mars analogue site in the Andes Mountains of Northwestern Argentina

Favaro, Elena A., Hugenholtz, Christopher H., Barchyn, Thomas E., Gough, Tyler R.

Journal:

Year:

2020

File:

PDF, 5.22 MB

2020

46

An agent-based model for estimating emissions reduction equivalence among leak detection and repair programs

Fox, Thomas A., Gao, Mozhou, Barchyn, Thomas E., Jamin, Yorwearth L., Hugenholtz, Chris H.

Journal:

Journal of Cleaner Production

Year:

2020

File:

PDF, 4.12 MB

2020