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1

Perceived and Measured Levels of Environmental Pollution: Interdisciplinary Research in the Subarctic Lowlands of Northeast European Russia

Tony R. Walker, Joachim Otto Habeck, Timo P. Karjalainen, Tarmo Virtanen, Nadia Solovieva, Viv Jones, Peter Kuhry, Vasily I. Ponomarev, Kari Mikkola, Ari Nikula, Elena Patova, Peter D. Crittenden, Sco

Journal:

AMBIO: A Journal of the Human Environment

Year:

2006

Language:

english

File:

PDF, 2.52 MB

english, 2006

2

Multiple indicators of human impacts on the environment in the Pechora Basin, north-eastern European Russia

Tony R. Walker, Peter D. Crittenden, Vladimir A. Dauvalter, Vivienne Jones, Peter Kuhry, Olga Loskutova, Kari Mikkola, Ari Nikula, Elena Patova, Vasily I. Ponomarev, Tatyana Pystina, Osmo Rätti, Nadia

Journal:

Ecological Indicators

Year:

2009

Language:

english

File:

PDF, 1.35 MB

english, 2009

3

Estimating risks for spruce bark beetle (Ips typographus (L.)) damage using pheromone-baited traps and trees

Weslien, Jan, Annila, Erkki, Bakke, Alf, Bejer, Broder, Eidmann, Hubertus, Narvestad, Knut, Nikula, Ari, Ravn, Hans Peter

Journal:

Scandinavian Journal of Forest Research

Year:

1989

Language:

english

File:

PDF, 701 KB

english, 1989

4

Modeling the Location of the Forest Line in Northeast European Russia with Remotely Sensed Vegetation and GIS-Based Climate and Terrain Data

Virtanen, Tarmo, Mikkola, Kari, Nikula, Ari, Christensen, Jens H., Mazhitova, Galina G., Oberman, Naum G., Kuhry, Peter

Journal:

Arctic Antarctic and Alpine Research

Year:

2004

Language:

english

File:

PDF, 460 KB

english, 2004

5

The relationship between people's activities and values with the protection level and biodiversity

Tolvanen, Anne, Kangas, Katja, Tarvainen, Oili, Huhta, Esa, JÃ¤kÃ¤lÃ¤niemi, Anne, KyttÃ¤, Marketta, Nikula, Ari, Nivala, Vesa, Tuulentie, Seija, TyrvÃ¤inen, Liisa

Journal:

Tourism Management

Year:

2020

File:

PDF, 2.14 MB

2020

6

Habitat composition as a determinant of reproductive success of Tengmalm's owls under fluctuating food conditions

Harri Hakkarainen, Sakari Mykrä, Sami Kurki, Erkki Korpimäki, Ari Nikula, Vesa Koivunen

Journal:

Year:

2003

Language:

english

File:

PDF, 185 KB

english, 2003

7

Abundances of red fox and pine marten in relation to the composition of boreal forest landscapes

Bryan Shorrocks, Steve Albon, SAMI KURKI, ARI NIKULA, PEKKA HELLE, HARTO LINDÉN

Journal:

Journal of Animal Ecology

Year:

1998

Language:

english

File:

PDF, 469 KB

english, 1998

8

Modelling topoclimatic patterns of egg mortality of Epirrita autumnata (Lepidoptera: Geometridae) with a Geographical Information System: predictions for current climate and warmer climate scenarios

Tarmo Virtanen, Seppo Neuvonen, Ari Nikula

Journal:

Journal of Applied Ecology

Year:

1998

Language:

english

File:

PDF, 1.10 MB

english, 1998

9

Managing Boreal Forest Landscapes for Flying Squirrels

Pasi Reunanen, Mikko Mönkkönen, Ari Nikula

Journal:

Conservation Biology

Year:

2000

File:

PDF, 839 KB

2000

10

Influence of transportation distance on mortality in ruptured abdominal aortic aneurysms

Ilkka Kantonen, Michael Luther, Juha-Pekka Salenius, Hannu Huusari, Ari Jaakkola, Jarkko Lehtonen, Pekka Nikula, Kalle Rissanen, Hannu Savolainen, Kari Ylönen, Mauri Lepäntalo

Journal:

International Journal of Angiology

Year:

1999

Language:

english

File:

PDF, 499 KB

english, 1999

11

Survival of male Tengmalm’s owls increases with cover of old forest in their territory

Harri Hakkarainen, Erkki Korpimäki, Toni Laaksonen, Ari Nikula, Petri Suorsa

Journal:

Year:

2008

Language:

english

File:

PDF, 391 KB

english, 2008

12

Biodiversity and ecological forest-cover domains in boreal landscapes

Pasi Reunanen, Andrew Fall, Ari Nikula

Journal:

Biodiversity and Conservation

Year:

2010

Language:

english

File:

PDF, 485 KB

english, 2010

13

Concentrations of Foliar Quercetin in Natural Populations of White Birch (Betula pubescens) Increase with Latitude

Sari Stark, Riitta Julkunen-Tiitto, Esa Holappa, Kari Mikkola, Ari Nikula

Journal:

Journal of Chemical Ecology

Year:

2008

Language:

english

File:

PDF, 275 KB

english, 2008

14

Local habitat patch pattern of the Siberian flying squirrel in a managed boreal forest landscape

Eija Hurme, Pasi Reunanen, Mikko Mönkkönen, Ari Nikula, Vesa Nivala, Jari Oksanen

Journal:

Year:

2007

Language:

english

File:

PDF, 227 KB

english, 2007

15

Temporal patch occupancy dynamics of the Siberian flying squirrel in a boreal forest landscape

Eija Hurme, Mikko Mönkkönen, Pasi Reunanen, Ari Nikula, Vesa Nivala

Journal:

Year:

2008

Language:

english

File:

PDF, 178 KB

english, 2008

16

Interactions between habitat heterogeneity and food affect reproductive output in a top predator

PATRIK BYHOLM, ARI NIKULA, JUSSI KENTTA, JUKKA-PEKKA TAIVALMÄKI

Journal:

Journal of Animal Ecology

Year:

2007

Language:

english

File:

PDF, 466 KB

english, 2007

17

Nesting failure in Finnish Northern Goshawks Accipiter gentilis: incidence and cause

PATRIK BYHOLM, ARI NIKULA

Journal:

Year:

2007

Language:

english

File:

PDF, 187 KB

english, 2007

18

Forest Fragmentation Increases Nest Predation in the Eurasian Treecreeper

ESA HUHTA, TEIJA AHO, ARI JÄNTTI, PETRI SUORSA, MARKKU KUITUNEN, ARI NIKULA, HARRI HAKKARAINEN

Journal:

Conservation Biology

Year:

2004

File:

PDF, 181 KB

2004

19

Landscape characteristics associated with the occurrence of the flying squirrel Pteromys volans in old-growth forests of northern Finland

Mikko Mönkkönen, Pasi Reunanen, Ari Nikula, Jouko Inkeröinen, Jukka Forsman

Journal:

Year:

1997

Language:

english

File:

PDF, 692 KB

english, 1997

20

Satellite image based vegetation classification of a large area using limited ground reference data: a case study in the Usa Basin, north-east European Russia

Tarmo Virtanen, Kari Mikkola, Ari Nikula

Journal:

Year:

2004

Language:

english

File:

PDF, 10.01 MB

english, 2004

21

Thresholds in selection of breeding habitat by the Eurasian treecreeper (Certhia familiaris)

Petri Suorsa, Esa Huhta, Ari Jäntti, Ari Nikula, Heikki Helle, Markku Kuitunen, Vesa Koivunen, Harri Hakkarainen

Journal:

Biological Conservation

Year:

2005

Language:

english

File:

PDF, 325 KB

english, 2005

22

Are the declining trends in forest grouse populations due to changes in the forest age structure? A case study of Capercaillie in Finland

Saija Sirkiä, Andreas Lindén, Pekka Helle, Ari Nikula, Jonas Knape, Harto Lindén

Journal:

Biological Conservation

Year:

2010

Language:

english

File:

PDF, 517 KB

english, 2010

23

Building and evaluating predictive occupancy models for the Siberian flying squirrel using forest planning data

Eija Hurme, Mikko Mönkkönen, Ari Nikula, Vesa Nivala, Pasi Reunanen, Taru Heikkinen, Maarit Ukkola

Journal:

Forest Ecology and Management

Year:

2005

Language:

english

File:

PDF, 310 KB

english, 2005

24

Satellite image analysis of human caused changes in the tundra vegetation around the city of Vorkuta, north-European Russia

Tarmo Virtanen, Kari Mikkola, Elena Patova, Ari Nikula

Journal:

Environmental Pollution

Year:

2002

Language:

english

File:

PDF, 1.09 MB

english, 2002

25

The effects of forest structure and site characteristics on probability of pine twisting rust damage in young Scots pine stands

Ulla Mattila, Risto Jalkanen, Ari Nikula

Journal:

Forest Ecology and Management

Year:

2001

Language:

english

File:

PDF, 182 KB

english, 2001

26

Spatial graphs as templates for habitat networks in boreal landscapes

Reunanen, Pasi, Fall, Andrew, Nikula, Ari

Journal:

Biodiversity and Conservation

Year:

2012

Language:

english

File:

PDF, 503 KB

english, 2012

27

Large-Scale Landscape Composition and Capercaillie ( Tetrao urogallus ) Density in Finland

Miettinen, Janne, Helle, Pekka, Nikula, Ari, Niemelä, Pekka

Journal:

Annales Zoologici Fennici

Year:

2008

Language:

english

File:

PDF, 289 KB

english, 2008

28

LANDSCAPE FRAGMENTATION AND FOREST COMPOSITION EFFECTS ON GROUSE BREEDING SUCCESS IN BOREAL FORESTS

Kurki, Sami, Nikula, Ari, Helle, Pekka, Lindén, Harto

Journal:

Year:

2000

Language:

english

File:

PDF, 208 KB

english, 2000

29

Landscape Eragmentation and Forest Composition Effects on Grouse Breeding Success in Boreal Forests

Sami Kurki, Ari Nikula, Pekka Helle and Harto Linden

Journal:

Year:

2000

Language:

english

File:

PDF, 2.22 MB

english, 2000

30

International Conference: Arctic-Alpine Ecosystems and People in a Changing Environment || Modeling the Location of the Forest Line in Northeast European Russia with Remotely Sensed Vegetation and GIS-Based Climate and Terrain Data

Tarmo Virtanen, Kari Mikkola, Ari Nikula, Jens H. Christensen, Galina G. Mazhitova, Naum G. Oberman and Peter Kuhry

Journal:

Arctic Antarctic and Alpine Research

Year:

2004

Language:

english

File:

PDF, 1.27 MB

english, 2004

31

Forest Fragmentation Is Associated with Primary Brood Sex Ratio in the Treecreeper (Certhia familiaris)

Petri Suorsa, Heikki Helle, Esa Huhta, Ari Jäntti, Ari Nikula and Harri Hakkarainen

Journal:

Proceedings Biological Sciences

Year:

2003

Language:

english

File:

PDF, 1.14 MB

english, 2003

32

Perceived and Measured Levels of Environmental Pollution: Interdisciplinary Research in the Subarctic Lowlands of Northeast European Russia

Walker, Tony R., Habeck, Joachim Otto, Karjalainen, Timo P., Virtanen, Tarmo, Solovieva, Nadia, Jones, Viv, Kuhry, Peter, Ponomarev, Vasily I., Mikkola, Kari, Nikula, Ari, Patova, Elena, Crittenden, P

Journal:

AMBIO: A Journal of the Human Environment

Year:

2006

Language:

english

File:

PDF, 558 KB

english, 2006

33

Interactions between Habitat Heterogeneity and Food Affect Reproductive Output in a Top Predator

Patrik Byholm, Ari Nikula, Jussi Kentta and Jukka-Pekka Taivalmäki

Journal:

Journal of Animal Ecology

Year:

2007

Language:

english

File:

PDF, 1.84 MB

english, 2007

34

Effects of Forest Patch Size on Physiological Stress and Immunocompetence in an Area-Sensitive Passerine, the Eurasian Treecreeper (Certhia Familiaris): An Experiment

Petri Suorsa, Heikki Helle, Vesa Koivunen, Esa Huhta, Ari Nikula and Harri Hakkarainen

Journal:

Proceedings Biological Sciences

Year:

2004

Language:

english

File:

PDF, 980 KB

english, 2004

35

Local habitat patch pattern of the Siberian flying squirrel in a managed boreal forest landscape

Hurme, Eija, Reunanen, Pasi, Mönkkönen, Mikko, Nikula, Ari, Nivala, Vesa, Oksanen, Jari

Journal:

Year:

2007

Language:

english

File:

PDF, 233 KB

english, 2007

36

Modelling Topoclimatic Patterns of Egg Mortality of Epirrita autumnata (Lepidoptera: Geometridae) with a Geographical Information System: Predictions for Current Climate and Warmer Climate Scenarios

Tarmo Virtanen, Seppo Neuvonen and Ari Nikula

Journal:

Journal of Applied Ecology

Year:

1998

Language:

english

File:

PDF, 1.74 MB

english, 1998

37

Breeding Success of Black Grouse and Capercaillie in Relation to Mammalian Predator Densities on Two Spatial Scales

Sami Kurki, Pekka Helle, Harto Lindén and Ari Nikula

Journal:

Year:

1997

Language:

english

File:

PDF, 1.41 MB

english, 1997

38

Predicting Occupancy for the Siberian Flying Squirrel in Old-Growth Forest Patches

Pasi Reunanen, Ari Nikula, Mikko Mönkkönen, Eija Hurme and Vesa Nivala

Journal:

Ecological Applications

Year:

2002

Language:

english

File:

PDF, 2.20 MB

english, 2002

39

Wolf visitations close to human residences in Finland: The role of age, residence density, and time of day

Kojola, Ilpo, Hallikainen, Ville, Mikkola, Kari, Gurarie, Eliezer, Heikkinen, Samuli, Kaartinen, Salla, Nikula, Ari, Nivala, Vesa

Journal:

Biological Conservation

Year:

2016

Language:

english

File:

PDF, 888 KB

english, 2016

40

Local Habitat Patch Pattern of the Siberian Flying Squirrel in a Managed Boreal Forest Landscape

Eija Hurme, Pasi Reunanen, Mikko Mönkkönen, Ari Nikula, Vesa Nivala and Jari Oksanen

Journal:

Year:

2007

Language:

english

File:

PDF, 1.61 MB

english, 2007

41

Survival of Male Tengmalm's Owls Increases with Cover of Old Forest in Their Territory

Harri Hakkarainen, Erkki Korpimäki, Toni Laaksonen, Ari Nikula and Petri Suorsa

Journal:

Year:

2008

Language:

english

File:

PDF, 1.52 MB

english, 2008

42

Temporal Patch Occupancy Dynamics of the Siberian Flying Squirrel in a Boreal Forest Landscape

Eija Hurme, Mikko Mönkkönen, Pasi Reunanen, Ari Nikula and Vesa Nivala

Journal:

Year:

2008

Language:

english

File:

PDF, 1.41 MB

english, 2008

43

Abundances of Red Fox and Pine Marten in Relation to the Composition of Boreal Forest Landscapes

Sami Kurki, Ari Nikula, Pekka Helle and Harto Linden

Journal:

Journal of Animal Ecology

Year:

1998

Language:

english

File:

PDF, 1.46 MB

english, 1998

44

Managing Boreal Forest Landscapes for Flying Squirrels

Pasi Reunanen, Mikko Mönkkönen and Ari Nikula

Journal:

Conservation Biology

Year:

2000

Language:

english

File:

PDF, 2.06 MB

english, 2000

45

Landscape Characteristics Associated with the Occurrence of the Flying Squirrel Pteromys volans in Old-Growth Forests of Northern Finland

Mikko Mönkkönen, Pasi Reunanen, Ari Nikula, Jouko Inkeröinen and Jukka Forsman

Journal:

Year:

1997

Language:

english

File:

PDF, 1.78 MB

english, 1997

46

Forest Management Is Associated with Physiological Stress in an Old-Growth Forest Passerine

Petri Suorsa, Esa Huhta, Ari Nikula, Mikko Nikinmaa, Ari Jäntti, Heikki Helle and Harri Hakkarainen

Journal:

Proceedings Biological Sciences

Year:

2003

Language:

english

File:

PDF, 1.14 MB

english, 2003

47

Habitat Composition as a Determinant of Reproductive Success of Tengmalm's Owls under Fluctuating Food Conditions

Harri Hakkarainen, Sakari Mykrä, Sami Kurki, Erkki Korpimäki, Ari Nikula and Vesa Koivunen

Journal:

Year:

2003

Language:

english

File:

PDF, 1.83 MB

english, 2003

48

Forest Fragmentation Increases Nest Predation in the Eurasian Treecreeper

Esa Huhta, Teija Aho, Ari Jäntti, Petri Suorsa, Markku Kuitunen, Ari Nikula and Harri Hakkarainen

Journal:

Conservation Biology

Year:

2004

Language:

english

File:

PDF, 1.83 MB

english, 2004

49

Habitat-related nest predation effect on the breeding success of the Eurasian treecreeper

Huhta, Esa, Jäntti, Ari, Suorsa, Petri, Aho, Teija, Kuitunen, Markku, Nikula, Ari, Hakkarainen, Harri

Journal:

Year:

2003

File:

PDF, 253 KB

2003

50

The Modelling of Lateral Spread in Hot Strip Finishing Mill

Mäyrä, Outi, Nikula, Ari, Ruuska, Jari

Journal:

IFAC Proceedings Volumes

Year:

2006

Language:

english

File:

PDF, 7.05 MB

english, 2006