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© Andreas Bolte
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Institute of

WO Forest Ecosystems

Alexa Michel

Institute of Forest Ecosystems

Alfred-Möller-Straße 1, Haus 41/42
16225 Eberswalde
Telephone
+49 3334 3820 367
Fax
+49 3334 3820 354
Email
alexa.michel@thuenen.de

Scientist

Fields of Expertise

Forest Monitoring

  • Pan-European Forest Monitoring
  • Assessment and Monitoring of Air Pollution Effects on Forests
  • Structure and Dynamics of Forest Ecosystems
  • Adaptation strategies of forests to climate change and future forest management options

Projects

  • Programme Co-ordinating Centre (PCC) of the International Co-operative Programme on Assessment and Monitoring of Air Pollution Effects on Forests (ICP Forests) under the UNECE Convention on Long-range Transboundary Air Pollution (http://icp-forests.net)
  • Assessment of microhabitat structures in forest ecosystems as indicators of biodiversity
  • Adaptation Strategies of Forests to Climate Change and Future Forest Management Options

Education

  • Diploma Forest Management, University of Applied Sciences Eberswalde, Germany

  • M.Sc. Forest Science, Oregon State University, USA
    Specializing in Vegetation Ecology, Silviculture, and Applied Statistics
  • Ph.D. Candidate, TU München, Germany
    Geobotany, Prof. Dr Anton Fischer
    "Assessment of tree microhabitat structures as indicators of biodiversity in old-growth and managed Douglas-fir forests in the Pacific Northwest of the USA and two regions in Germany"

Publications

  1. 0

    Kroiher F, Michler B, Ammer C, Blaschke M, Daur N, Degen B, Gärtner S, Goßner MM, Kätzel R, Kleinschmit J, Krüger I, Meyer P, Michel AK, Storch F, Wirth C, Bolte A (2024) 2. Fachworkshop "Nationales Biodiversitätsmonitoring im Wald (NaBioWald)" : April 2023, Leipzig. Braunschweig: Johann Heinrich von Thünen-Institut, 65 p, Thünen Working Paper 241, DOI:10.3220/WP1717052228000

    https://literatur.thuenen.de/digbib_extern/dn068325.pdf

  2. 1

    Kroiher F, Michler B, Ammer C, Blaschke M, Daur N, Degen B, Dieker P, Elmer M, Gärtner S, Goßner MM, Kätzel R, Kleinschmit J, Krüger I, Meyer P, Michel AK, Sanders TGM, Wirth C, Züghart W, Bolte A (2024) 3. Fachworkshop "Nationales Biodiversitätsmonitoring im Wald (NaBioWald)" : Januar 2024, online. Braunschweig: Johann Heinrich von Thünen-Institut, 48 p, Thünen Working Paper 242, DOI:10.3220/WP1717056148000

    https://literatur.thuenen.de/digbib_extern/dn068326.pdf

  3. 2

    Ferretti M, Schwärzel K, Michel AK (2024) Pan-European, large-scale, long-term and harmonized - ICP Forests as a model for future international forest monitoring? In: Forests & society towards 2050 : 26th IUFRO World Congress, Stockholm, Sweden, 23-29 June 2024 ; Book of abstracts. p 3848

    https://literatur.thuenen.de/digbib_extern/dn068727.pdf

  4. 3

    Marchetto A, Hilgers C, Kirchner T, Michel AK, Schmitz A, Verstraeten A, Waldner P (2023) Atmospheric deposition in European forests in 2021. ICP Forests Techn Rep 2023:24-32, DOI:10.3220/ICPTR1697801881000

    https://literatur.thuenen.de/digbib_extern/dn067461.pdf

  5. 4

    Michel AK, Kirchner T, Prescher A-K, Schwärzel K (eds) (2023) Forest Condition in Europe : The 2023 Assessment ; ICP Forests Technical Report under the UNECE Convention on Long-range Transboundary Air Pollution (Air Convention). Eberswalde: Thünen Institute of Forest Ecosystems, 106 p, ICP Forests Techn Rep 2023, DOI:10.3220/ICPTR1697801881000

    https://literatur.thuenen.de/digbib_extern/dn067085.pdf

  6. 5

    Zimmermann L, Raspe S, Hilgers C, Schwärzel K, Michel AK (2023) Meteorological conditions in European forests in 2021. ICP Forests Techn Rep 2023:33-41, DOI:10.3220/ICPTR1697801881000

    https://literatur.thuenen.de/digbib_extern/dn067460.pdf

  7. 6

    Kroiher F, Michler B, Krüger I, Michel AK, Storch F, Bolte A, Ammer C, Kleinschmit J, Meyer P, Seebach L, Eichenberg D, Goßner MM, Schmitz F, Volz H-A (2022) Fachworkshop "Nationales Biodiversitätsmonitoring im Wald (NaBioWald)" am 2. und 3. November 2021 in Braunschweig. Braunschweig: Johann Heinrich von Thünen-Institut, 95 p, Thünen Working Paper 189, DOI:10.3220/WP1647518756000

    https://literatur.thuenen.de/digbib_extern/dn064720.pdf

  8. 7

    Michel AK, Kirchner T, Prescher A-K, Schwärzel K (eds) (2022) Forest condition in Europe : The 2022 Assessment ; ICP Forests Technical Report under the UNECE Convention on Long-range Transboundary Air Pollution (Air Convention). Eberswalde: Thünen Institute of Forest Ecosystems, 103 p, ICP Forests Techn Rep 2022, DOI:10.3220/ICPTR1656330928000

    https://literatur.thuenen.de/digbib_extern/dn065014.pdf

  9. 8

    Michel AK, Kirchner T, Prescher A-K, Schwärzel K (eds) (2021) Forest Condition in Europe : The 2021 Assessment ; ICP Forests Technical Report under the UNECE Convention on Long-range Transboundary Air Pollution (Air Convention). Eberswalde: Thünen Institute of Forest Ecosystems, 103 p, ICP Forests Techn Rep 2021, DOI:10.3220/ICPTR1624952851000

    https://literatur.thuenen.de/digbib_extern/dn063719.pdf

  10. 9

    Nicolas M, Michel AK (2020) Addressing challenges associated with long-term forest ecosystem monitoring. ICP Forests Techn Rep 2020:49-52

    https://literatur.thuenen.de/digbib_extern/dn063237.pdf

  11. 10

    Ferretti M, Waldner P, Verstraeten A, Schmitz A, Michel AK, Zlindra D, Marchetto A, Hansen K, Pitar D, Gottardini E, Calatayud V, Haeni M, Schaub M, Kirchner T, Hiederer R, Potocic N, Timmermann V, Ognjenovic M, Schuck A, Held A, et al (2020) Criterion 2: Maintenance of forest ecosystem health and vitality. In: State of Europe’s forests 2020. Bonn: Forest Europe, pp 52-86

  12. 11

    Michel AK, Prescher A-K, Schwärzel K (eds) (2020) Forest Condition in Europe : The 2020 Assessment ; ICP Forests Technical Report under the UNECE Convention on Long-range Transboundary Air Pollution (Air Convention). Eberswalde: Thünen Institute of Forest Ecosystems, 98 p, ICP Forests Techn Rep 2020, DOI:10.3220/ICPTR1606916913000

    https://literatur.thuenen.de/digbib_extern/dn063028.pdf

  13. 12

    Michel AK, Prescher A-K, Schwärzel K (eds) (2019) Forest condition in Europe : 2019 technical report of ICP Forests ; Report under the UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP). Wien: Bundesforschungszentrum Wald, 104 p, BFW Dokum 27/2019

  14. 13

    Michel AK, Prescher A-K, Seidling W, Ferretti M (2018) A policy-relevant infrastructure for long-term, large-scale assessment and monitoring of forest ecosystems. Eberswalde: Thünen Institute of Forest Ecosystems, 4 p, ICP Forests Brief 1/2018, DOI:10.3220/ICP1520841254000

    https://literatur.thuenen.de/digbib_extern/dn059737.pdf

  15. 14

    Michel AK, Seidling W, Prescher A-K (eds) (2018) Forest condition in Europe : 2018 technical report of ICP Forests ; Report under the UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP). Wien: Bundesforschungszentrum Wald, 92 p, BFW Dokum 25/2018

  16. 15

    Michel AK, Seidling W, Prescher A-K (2018) Introduction. BFW Dokum 25/2018:6-8

  17. 16

    Schaub M, Haeni M, Calatayud V, Ferretti M, Gottardini E, Michel AK, Seidling W (2018) Ozone concentrations are decreasing but exposure remains high in European forests. Eberswalde: Thünen Institute of Forest Ecosystems, 6 p, ICP Forests Brief 3/2018, DOI:10.3220/ICP1525258743000

    https://literatur.thuenen.de/digbib_extern/dn059816.pdf

  18. 17

    Schmitz A, Sanders TGM, Michel AK, Verstraeten A, Hansen K, Waldner P, Prescher A-K, Zlindra D (2018) Status and trends of inorganic nitrogen deposition to forests in Europe. Eberswalde: Thünen Institute of Forest Ecosystems, 4 p, ICP Forests Brief 2/2018, DOI:10.3220/ICP1520841823000

    https://literatur.thuenen.de/digbib_extern/dn059738.pdf

  19. 18

    Michel AK, Seidling W (eds) (2017) Forest condition in Europe : 2017 technical report of ICP Forests ; Report under the UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP). Wien: Bundesforschungszentrum Wald, 128 p, BFW Dokum 24/2017

  20. 19

    Michel AK, Seidling W (2017) Introduction. BFW Dokum 24/2017:9-10

  21. 20

    Prescher A-K, Schmitz A, Michel AK (2017) Review of ICP Forests publications (06/2016-05/2017). BFW Dokum 24/2017:12-18

  22. 21

    Larrieu L, Paillet Y, Winter S, Bütler R, Kraus D, Krumm F, Lachat T, Michel AK, Regnery B, Vandekerkhove K (2017) Tree related microhabitats in temperate and Mediterranean European forests: A hierarchical typology for inventory standardization. Ecol Indic 84:194-207

  23. 22

    Sanders TGM, Michel AK, Ferretti M (eds) (2016) 30 Years of monitoring the effects of long-range transboundary air pollution on forests in Europe and beyond. Eberswalde: Johann Heinrich von Thünen-Institut, 67 p

    https://literatur.thuenen.de/digbib_extern/dn056861.pdf

  24. 23

    Michel AK, Seidling W (eds) (2016) Forest condition in Europe : 2016 technical report of ICP forests ; Report under the UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP). Wien: BFW Bundesforschungszentrum für Wald, 206 p, BFW Dokum 23/2016

  25. 24

    Michel AK, Seidling W (2016) Introduction. BFW Dokum 23/2016:9-10

  26. 25

    Ferretti M, Fischer U, Hansen K, Michel AK, Sanders TGM, Seidling W (2015) Criterion 2: Maintenance of forest ecosystem health and vitality, Indicator 2.1 Deposition of air pollutants. In: Forest Europe Liason Unit Mardrid (ed) State of Europe’s forests 2015 report. pp 90-95

  27. 26

    Winter S, Höfler J, Michel AK, Böck A, Ankerst DP (2015) Association of tree and plot characteristics with microhabitat formation in European beech and Douglas-fir forests. Eur J Forest Res 134(2):335-347, DOI:10.1007/s10342-014-0855-x

  28. 27

    Köhl M, San-Miguel-Ayanz J, Torres GD, Durrant T, Ferretti M, Fischer U, Hansen K, Hiederer R, Michel AK, Sanders TGM, Seidling W, Moffat AJ, Weiss G (2015) Criterion 2: Maintenance of forest ecosystem health and vitality. In: Forest Europe Liason Unit Mardrid (ed) State of Europe’s forests 2015 report. pp 89-100

  29. 28

    Waldner P, Thimonier A, Graf Pannatier E, Etzold S, Schmitt M, Marchetto A, Rautio P, Derome K, Nieminen TM, Nevalainen S, Lindroos A-J, Merilä P, Kindermann G, Neumann M, Fischer R, Fleck S, Sanders TGM, Michel AK, Iost S, Lorenz K, et al (2015) Exceedance of critical loads and of critical limits impact tree nutrition across Europe. Ann Forest Sci 72(7):929-939, DOI:10.1007/s13595-015-0489-2

    https://literatur.thuenen.de/digbib_extern/dn055317.pdf

  30. 29

    Michel AK, Seidling W (eds) (2015) Forest condition in Europe : 2015 technical report of ICP Forests ; report under the UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP). Wien: Bundesforschungszentrum Wald, 182 p, BFW Dokum 21/2015

  31. 30

    Michel AK, Seidling W (2015) Introduction. BFW Dokum 21/2015: 6

  32. 31

    Ferretti M, Sanders TGM, Michel AK, Calatayud V, Cools N, Gottardini E, Haeni M, Hansen K, Potocic N, Schaub M, Timmermann V, Trotzer S, Vanguelova EI (2015) The impact of nitrogen deposition and ozone on the sustainability of European forests : ICP forests 2014 executive report [online]. 32 p, zu finden in <http://www.icp-forests.net> [zitiert am 09.12.2015]

    https://literatur.thuenen.de/digbib_extern/dn056053.pdf

  33. 32

    Seidling W, Michel AK (2015) The monitoring system of ICP Forests. BFW Dokum 21/2015:7-11

  34. 33

    Seidling W, Trotzer S, Sanders TGM, Timmermann V, Potocic N, Michel AK (2015) Tree crown condition and damage causes. BFW Dokum 21/2015:12-49

  35. 34

    Michel AK, Seidling W, Lorenz M, Becher G (eds) (2014) Forest condition in Europe : 2013 technical report of ICP forests ; report under the UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP). Eberswalde ; Hamburg: Johann Heinrich von Thünen-Institut, 134 p, Thünen Working Paper 19, DOI:10.3220/WP_19_2014

    https://literatur.thuenen.de/digbib_extern/dn053404.pdf

  36. 35

    Michel AK, Seidling W (eds) (2014) Forest condition in Europe : 2014 technical report of ICP forests ; report under the UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP). Vienna: BFW Austrian Research Centre for Forests, 164 p, BFW Dokum 18/2014

  37. 36

    Ferretti M, Sanders TGM, Michel AK (eds) (2014) The impact of nitrogen deposition and ozone on the sustainability of European forests : ICP forests 2014 Executive Report. Hamburg: ICP Forests, 28 p

    further publications

    1. 0

      Michel AK, Winter S, Linde A (2011) The effect of tree dimension on the diversity of bark microhabitat structures and bark use in Douglas-fir (Pseudotsuga menziesiivar.menziesii). Can J Forest Res 41(2):300-308, DOI:10.1139/X10-207

    2. 1

      Schröder J, Michel AK, Kätzel R, Degenhardt A (2009) Bestand und Bewirtschaftung. In: Elmer M, Kätzel R, Bens O, Bues CT, Sonntag H, Hüttl RF (eds) Nachhaltige Bewirtschaftung von Eichen-Kiefern-Mischbeständen im Spannungsfeld von Klimawandel, Waldumbau und internationalem Holzmarkt. München: oekom Verl, pp 45-65

    3. 2

      Schröder J, Löffler S, Michel AK, Kätzel R (2009) Genetische Differenzierung, Zuwachsentwicklung und Witterungseinfluss in Mischbeständen von Traubeneiche und Kiefer. Forst Holz 64(3):18-24

    4. 3

      Michel AK, Winter S (2009) Strukturvielfalt in Douglasienwäldern Nordamerikas und ihre Bedeutung für den Douglasienanbau in Deutschland. Eberswalder Forstl SchrR 43:23-27

    5. 4

      Michel AK, Winter S (2009) Tree microhabitat structures as indicators of biodiversity in Douglas-fir forests of different stand ages and management histories in the Pacific Northwest, U.S.A.. Forest Ecol Manag 259(6):1453-1464, DOI:10.1016/j.foreco.2008.11.027

    6. 5

      Schröder J, Michel AK, Marquardt C (2007) Vitalität und Struktur von Traubeneichen-Kiefern-Mischbeständen – erste Ergebnisse des Verbundprojektes OakChain. Forst Holz 62(9):12-16

    7. 6

      Michel AK (2005) Morphological characteristics of Ponderosa Pine and Lodgepole Pine regeneration nine years after stand density reduction at three sites in Central Oregon [online]. Oregon: Oregon State University, 62 S p, zu finden in <http://ir.library.oregonstate.edu/xmlui/handle/1957/11023> [zitiert am 08.03.2016]

    8. 7

      Emmingham WL, Oester P, Bennett M, Kukulka F, Conrad K, Michel AK (2002) Comparing short-term financial aspects of four management options in Oregon: implications for uneven-aged management. Forestry 75(4):489-494, DOI:10.1093/forestry/75.4.489

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