Annika Hofgaard: search on Z-Library

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1

Experiment, monitoring, and gradient methods used to infer climate change effects on plant communities yield consistent patterns

Elmendorf, Sarah C., Henry, Gregory H. R., Hollister, Robert D., Fosaa, Anna Maria, Gould, William A., Hermanutz, Luise, Hofgaard, Annika, Jónsdóttir, Ingibjörg S., Jorgenson, Janet C., Lévesque, Esth

Journal:

Proceedings of the National Academy of Sciences

Year:

2015

Language:

english

File:

PDF, 699 KB

english, 2015

2

Role of disturbed vegetation in mapping the boreal zone in northern Eurasia

Annika Hofgaard, Gareth Rees, Hans Tømmervik, Olga Tutubalina, Elena Golubeva, Natalia Lukina, Kjell Arild Høgda, Stein Rune Karlsen, Ludmila Isaeva, Viacheslav Kharuk

Journal:

Applied Vegetation Science

Year:

2010

Language:

english

File:

PDF, 1.42 MB

english, 2010

3

Delineation of the forest-tundra ecotone using texture-based classification of satellite imagery

Guo, Wenkai, Rees, Gareth, Hofgaard, Annika

Journal:

International Journal of Remote Sensing

Year:

2020

File:

PDF, 3.79 MB

2020

4

Spatiotemporal variation in the relationship between boreal forest productivity proxies and climate data

Ols, Clémentine, Kålås, Ingvil H., Drobyshev, Igor, Söderström, Lars, Hofgaard, Annika

Journal:

Dendrochronologia

Year:

2019

Language:

english

File:

PDF, 3.40 MB

english, 2019

5

Contrasting climate- and land-use-driven tree encroachment patterns of subarctic tundra in northern Norway and the Kola PeninsulaThis article is a contribution to the series Tree recruitment, growth, and distribution at the circumpolar forest–tundra transition.

Aune, Sigrun, Hofgaard, Annika, Söderström, Lars

Journal:

Canadian Journal of Forest Research

Year:

2011

File:

PDF, 1.57 MB

2011

6

What are the impacts of reindeer/caribou (Rangifer tarandusL.) on arctic and alpine vegetation? A systematic review protocol

Claes Bernes, Kari Anne Bråthen, Bruce C Forbes, Annika Hofgaard…

Journal:

Environmental Evidence

Year:

2013

Language:

english

File:

PDF, 251 KB

english, 2013

7

The role of the circumarctic forest–tundra ecotone for Arctic biodiversity

Hofgaard, Annika, Harper, Karen A., Golubeva, Elena

Journal:

Year:

2012

Language:

english

File:

PDF, 1.03 MB

english, 2012

8

Seed rain quantity and quality, 1984–1992, in a high altitude old-growth spruce forest, northern Sweden

ANNIKA HOFGAARD

Journal:

New Phytologist

Year:

1993

Language:

english

File:

PDF, 5.43 MB

english, 1993

9

Recent height and diameter growth variation in Scots pine ( Pinus sylvestris L.) along the Arctic margin: the importance of growing season versus non-growing season climate factors

Mathisen, Ingrid E., Hofgaard, Annika

Journal:

Plant Ecology & Diversity

Year:

2011

Language:

english

File:

PDF, 975 KB

english, 2011

10

Climate warming feedback from mountain birch forest expansion: reduced albedo dominates carbon uptake

de Wit, Heleen A., Bryn, Anders, Hofgaard, Annika, Karstensen, Jonas, Kvalevåg, Maria M., Peters, Glen P.

Journal:

Global Change Biology

Year:

2014

Language:

english

File:

PDF, 539 KB

english, 2014

11

Seed Rain Quantity and Quality, 1984-1992, in a High Altitude Old-Growth Spruce Forest, Northern Sweden

Annika Hofgaard

Journal:

New Phytologist

Year:

1993

Language:

english

File:

PDF, 1.01 MB

english, 1993

12

Special Report Number 12. Dynamics of the Tundra-Taiga Interface || The Dynamics of the Tundra-Taiga Boundary: An Overview and Suggested Coordinated and Integrated Approach to Research

Terry V. Callaghan, Robert M. M. Crawford, Matti Eronen, Annika Hofgaard, Serge Payette, W. Gareth Rees, Oddvar Skre, Bjartmar Sveinbjörnsson, Tatiana K. Vlassova and Ben R. Werkman

Journal:

AMBIO: A Journal of the Human Environment

Year:

2002

Language:

english

File:

PDF, 1.10 MB

english, 2002

13

Animal Responses to Global Change in the North || Preface

Annika Hofgaard and Terry V. Callaghan

Journal:

Ecological Bulletins

Year:

1999

Language:

english

File:

PDF, 233 KB

english, 1999

14

Plant distribution pattern across the forest-tundra ecotone: The importance of treeline position

Hofgaard, Annika, Wilmann, Bodil

Journal:

Year:

2002

File:

PDF, 642 KB

2002

15

Effects of Warming on Shrub Abundance and Chemistry Drive Ecosystem-Level Changes in a Forest—Tundra Ecotone

Elina Kaarlejärvi, Robert Baxter, Annika Hofgaard, Håkan Hytteborn, Olga Khitun, Ulf Molau, Sofie Sjögersten, Philip Wookey and Johan Olofsson

Journal:

Year:

2012

Language:

english

File:

PDF, 2.53 MB

english, 2012

16

Is subarctic forest advance able to keep pace with climate change?

Rees, W. Gareth, Hofgaard, Annika, Boudreau, StÃ©phane, Cairns, David M., Harper, Karen, Mamet, Steven, Mathisen, Ingrid, Swirad, Zuzanna, Tutubalina, Olga

Journal:

Global Change Biology

Year:

2020

File:

PDF, 3.88 MB

2020

17

The missing pieces for better future predictions in subarctic ecosystems: A TornetrÃ¤sk case study

Pascual, Didac, Ãkerman, Jonas, Becher, Marina, Callaghan, Terry V., Christensen, Torben R., Dorrepaal, Ellen, Emanuelsson, Urban, Giesler, Reiner, Hammarlund, Dan, Hanna, Edward, Hofgaard, Annika, J

Journal:

AMBIO: A Journal of the Human Environment

Year:

2020

File:

PDF, 1.10 MB

2020

18

Response of old-growth montane Picea abies (L.) Karst. forest to climatic variability in northern Sweden

ANNIKA HOFGAARD, LEIF KULLMAN, HANS ALEXANDERSSON

Journal:

New Phytologist

Year:

1991

Language:

english

File:

PDF, 4.44 MB

english, 1991

19

Special Report Number 12. Dynamics of the Tundra-Taiga Interface || Natural Causes of the Tundra-Taiga Boundary

Bjartmar Sveinbjörnsson, Annika Hofgaard and Andrea Lloyd

Journal:

AMBIO: A Journal of the Human Environment

Year:

2002

Language:

english

File:

PDF, 2.46 MB

english, 2002

20

Effects of Warming on Shrub Abundance and Chemistry Drive Ecosystem-Level Changes in a Forest–Tundra Ecotone

Elina Kaarlejärvi,Robert Baxter,Annika Hofgaard,Håkan Hytteborn…

Journal:

Year:

2012

Language:

english

File:

PDF, 499 KB

english, 2012

21

North Fennoscandian mountain forests: History, composition, disturbance dynamics and the unpredictable future

Kuuluvainen, Timo, Hofgaard, Annika, Aakala, Tuomas, Gunnar Jonsson, Bengt

Journal:

Forest Ecology and Management

Year:

2017

Language:

english

File:

PDF, 3.73 MB

english, 2017

22

Reprint of: North Fennoscandian mountain forests: History, composition, disturbance dynamics and the unpredictable future

Kuuluvainen, Timo, Hofgaard, Annika, Aakala, Tuomas, Jonsson, Bengt Gunnar

Journal:

Forest Ecology and Management

Year:

2017

Language:

english

File:

PDF, 3.73 MB

english, 2017

23

Dendroclimatic response of Picea mariana and Pinus banksiana along a latitudinal gradient in the eastern Canadian boreal forest

Hofgaard, Annika, Tardif, Jacques, Bergeron, Yves

Journal:

Canadian Journal of Forest Research

Year:

1999

File:

PDF, 727 KB

1999

24

Grazing and warming effects on shrub growth and plant species composition in subalpine dry tundra – an experimental approach

Løkken, Jørn Olav, Hofgaard, Annika, Dalen, Linda, Hytteborn, Håkan

Journal:

Journal of Vegetation Science

Year:

2019

Language:

english

File:

PDF, 674 KB

english, 2019

25

Nutrient dynamics of reindeer forage species along snowmelt gradients at different ecological scales

Anders Mårell, Annika Hofgaard, Kjell Danell

Journal:

Basic and Applied Ecology

Year:

2006

Language:

english

File:

PDF, 516 KB

english, 2006

26

Recent treeline dynamics are similar between dry and mesic areas of Nepal, central Himalaya

Shrestha, Krishna B., Hofgaard, Annika, Vandvik, Vigdis

Journal:

Journal of Plant Ecology

Year:

2015

Language:

english

File:

PDF, 2.35 MB

english, 2015

27

Shifts in radial growth responses of coastal Picea abies induced by climatic change during the 20 th century, central Norway

Solberg, Bård, Hofgaard, Annikae, Hytteborn, Håkan

Journal:

Year:

2002

File:

PDF, 1.53 MB

2002

28

Grazing and warming effects on shrub growth and plant species composition in subalpine dry tundra – an experimental approach

Løkken, Jørn Olav, Hofgaard, Annika, Dalen, Linda, Hytteborn, Håkan

Journal:

Journal of Vegetation Science

Year:

2019

File:

PDF, 674 KB

2019

29

Reproduction and seedling establishment of Picea glauca across the northernmost forest-tundra region in Canada

Xanthe Walker, Gregory H.R. Henry, Katherine McLeod, Annika Hofgaard

Journal:

Global Change Biology

Year:

2012

Language:

english

File:

PDF, 289 KB

english, 2012

30

Variable temperature effects of Open Top Chambers at polar and alpine sites explained by irradiance and snow depth

Bokhorst, Stef, Huiskes, Ad, Aerts, Rien, Convey, Peter, Cooper, Elisabeth J., Dalen, Linda, Erschbamer, Brigitta, Gudmundsson, Jón, Hofgaard, Annika, Hollister, Robert D., Johnstone, Jill, Jónsdóttir

Journal:

Global Change Biology

Year:

2013

Language:

english

File:

PDF, 264 KB

english, 2013

31

Foraging and movement paths of female reindeer: insights from fractal analysis, correlated random walks, and Lévy flights

Mårell, Anders, Ball, John P, Hofgaard, Annika

Journal:

Canadian Journal of Zoology

Year:

2002

File:

PDF, 342 KB

2002

32

Inter-Relationships between Treeline Position, Species Diversity, Land Use and Climate Change in the Central Scandes Mountains of Norway

Annika Hofgaard

Journal:

Global Ecology & Biogeography Letters

Year:

1997

Language:

english

File:

PDF, 1.27 MB

english, 1997

33

Post-1980 shifts in the sensitivity of boreal tree growth to North Atlantic Ocean dynamics and seasonal climate

Ols, Clémentine, Trouet, Valerie, Girardin, Martin P., Hofgaard, Annika, Bergeron, Yves, Drobyshev, Igor

Journal:

Global and Planetary Change

Year:

2018

Language:

english

File:

PDF, 4.35 MB

english, 2018

34

Vegetation response to climate warming across the forestâtundra ecotone: speciesâdependent upward movement

LÃ¸kken, JÃ¸rn Olav, Evju, Marianne, SÃ¶derstrÃ¶m, Lars, Hofgaard, Annika

Journal:

Journal of Vegetation Science

Year:

2020

File:

PDF, 13.14 MB

2020

35

Effects of disturbance on plant regrowth along snow pack gradients in alpine habitats

Marianne Evju, Dagmar Hagen and Annika Hofgaard

Journal:

Year:

2012

Language:

english

File:

PDF, 1.72 MB

english, 2012

36

Effects of disturbance on plant regrowth along snow pack gradients in alpine habitats

Marianne Evju, Dagmar Hagen, Annika Hofgaard

Journal:

Year:

2012

Language:

english

File:

PDF, 381 KB

english, 2012

37

Tree growth response to climatic variability in two climatically contrasting treeline ecotone areas, central Himalaya, Nepal

Shrestha, Krishna Babu, Hofgaard, Annika, Vandvik, Vigdis

Journal:

Canadian Journal of Forest Research

Year:

2015

Language:

english

File:

PDF, 1.33 MB

english, 2015

38

Previous growing season climate controls the occurrence of black spruce growth anomalies in boreal forests of Eastern Canada

Ols, Clémentine, Hofgaard, Annika, Bergeron, Yves, Drobyshev, Igor

Journal:

Canadian Journal of Forest Research

Year:

2016

File:

PDF, 2.45 MB

2016

39

Does Soil Organic Layer Thickness Affect Climate–Growth Relationships in the Black Spruce Boreal Ecosystem?

Igor Drobyshev, Martin Simard, Yves Bergeron, Annika Hofgaard

Journal:

Year:

2010

Language:

english

File:

PDF, 564 KB

english, 2010

40

Structure and Regeneration Patterns in a Virgin Picea abies Forest in Northern Sweden

Annika Hofgaard

Journal:

Journal of Vegetation Science

Year:

1993

Language:

english

File:

PDF, 227 KB

english, 1993

41

Latitudinal forest advance in northernmost Norway since the early 20th century

Hofgaard, Annika, Tømmervik, Hans, Rees, Gareth, Hanssen, Frank, Vetaas, Ole R.

Journal:

Journal of Biogeography

Year:

2013

Language:

english

File:

PDF, 1.80 MB

english, 2013

42

50 Years of Change in a Swedish Boreal Old-Growth Picea abies Forest

Annika Hofgaard

Journal:

Journal of Vegetation Science

Year:

1993

Language:

english

File:

PDF, 436 KB

english, 1993

43

The structure and regeneration of high-altitude Norway spruce forests: a review of Arnborg (1942, 1943)

Jonsson, Bengt Gunnar, Hofgaard, Annika

Journal:

Scandinavian Journal of Forest Research

Year:

2011

Language:

english

File:

PDF, 481 KB

english, 2011

44

Differential Regional Treeline Dynamics in the Scandes Mountains

Linda Dalen and Annika Hofgaard

Journal:

Arctic Antarctic and Alpine Research

Year:

2005

Language:

english

File:

PDF, 2.59 MB

english, 2005

45

Stand structure, recruitment and growth dynamics in mixed subalpine spruce and Swiss stone pine forests in the Eastern Carpathians

Popa, Ionel, Nechita, Constantin, Hofgaard, Annika

Journal:

Science of The Total Environment

Year:

2017

Language:

english

File:

PDF, 1.64 MB

english, 2017

46

Fifty years of tree line change in the Khibiny Mountains, Russia: advantages of combined remote sensing and dendroecological approaches

Mathisen, Ingrid E., Mikheeva, Anna, Tutubalina, Olga V., Aune, Sigrun, Hofgaard, Annika, Rocchini, Duccio

Journal:

Applied Vegetation Science

Year:

2014

Language:

english

File:

PDF, 1.42 MB

english, 2014

47

Tree recruitment, growth, and distribution at the circumpolar forest–tundra transition: introduction

Hofgaard, Annika, Harper, Karen A.

Journal:

Canadian Journal of Forest Research

Year:

2011

Language:

english

File:

PDF, 37 KB

english, 2011

48

Differential Regional Treeline Dynamics in the Scandes Mountains

Dalen, Linda, Hofgaard, Annika

Journal:

Arctic Antarctic and Alpine Research

Year:

2005

Language:

english

File:

PDF, 509 KB

english, 2005

49

Soil nutrient’s spatial variability in forest–tundra ecotones on the Kola Peninsula, Russia

Orlova, Maria A., Lukina, Natalia V., Tutubalina, Olga V., Smirnov, Vadim E., Isaeva, Ludmila G., Hofgaard, Annika

Journal:

Biogeochemistry

Year:

2013

Language:

english

File:

PDF, 1.00 MB

english, 2013

50

Response of Old-Growth Montane Picea abies (L.) Karst. Forest to Climatic Variability in Northern Sweden

Annika Hofgaard, Leif Kullman and Hans Alexandersson

Journal:

New Phytologist

Year:

1991

Language:

english

File:

PDF, 2.26 MB

english, 1991

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