Paper · 2024 · E3S Web of Conferences

Tree vegetation viability of the Murmansk urban ecosystem

E.Yu. Aleksandrova; A.А. Trotsenko; N.G. Zhuravleva; et al.

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claims
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verbatim quotes
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citations
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Open access · cc-by

Abstract

This paper aims to analyze the woody vegetation viability of northern territories. The research objectives were as follows: (1) to study the predominant species of woody vegetation in public gardens and alleys in Murmansk; (2) to identify groups and categories of trees quality conditions; and (3) to calculate the average coefficient of trees condition for the city. To conduct the research, we used the method guidelines for the stand viability assessment in July 2020, and we studied a total of seven sites (1,252 specimens of trees). According to the methodology, we identified three groups of trees conditions. We noted that the public green spaces in Murmansk are within the minimum norm for the cities in the tundra zone, with landscaped objects slightly below the normative values. The predominant trees in the studied public gardens and alleys are Sorbus species. The research showed that most trees are of satisfactory quality and belong to the “weakened category.” We recorded the following types of damage: frost cracks, bare trunk, insufficient leafage, small leaf plates, trunks’ bending and tilting. The main factors affecting the condition of woody vegetation in Murmansk are abiotic factors (wind, frost, heavy rain, hail, sharp temperature fluctuations). Biotic factors and human activity have a lesser impact. The city annually carries out sanitary work to cut down dead branches and give the landscaping objects aesthetic value. The novelty of the research is in the fact that the assessment of the trees in Murmansk in 2020 was carried out for the first time; the previous works are dated 2013–2017.

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Claims 6

Observationobservedoriginal resultmeasured

Claim · model-written summary

Murmansk public green spaces meet the minimum tundra-city norm, while landscaped objects fall slightly below norms.

Taxon
Tree vegetationt0
Outcome
public green spacese0
Qualifier
landscaped objects slightly below the normative valuese0
Setting
Murmanske0

Verbatim

e0

“the public green spaces in Murmansk are within the minimum norm for the cities in the tundra zone, with landscaped objects slightly below the normative values.”

✓ located verbatim in the source · abstract, characters 630–789 · show in text ↑
t0

“Tree vegetation”

✓ located verbatim in the source · title, characters 0–15 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Sorbus species predominate in the studied public gardens and alleys.

Taxon
Sorbus speciesSorbuse0
Outcome
predominant treese0
Setting
public gardens and alleyse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Sorbus
Sorbus · Taxon · picture from its Wikimedia Commons categoryDominicus Johannes Bergsma. · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The predominant trees in the studied public gardens and alleys are Sorbus species.”

✓ located verbatim in the source · abstract, characters 790–872 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Most surveyed trees had satisfactory quality and were classified as weakened.

Taxon
treese0
Outcome
satisfactory qualitye0
Qualifier
weakened categorye0

Verbatim

e0

“most trees are of satisfactory quality and belong to the “weakened category.””

✓ located verbatim in the source · abstract, characters 898–975 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Surveyed trees had frost cracks, bare trunks, insufficient leafage, small leaf plates, and trunk bending or tilting.

Taxon
Tree vegetationt0
Outcome
frost cracks, bare trunk, insufficient leafagee0
Qualifier
small leaf plates, trunks’ bending and tiltinge0

Verbatim

e0

“frost cracks, bare trunk, insufficient leafage, small leaf plates, trunks’ bending and tilting.”

✓ located verbatim in the source · abstract, characters 1019–1114 · show in text ↑
t0

“Tree vegetation”

✓ located verbatim in the source · title, characters 0–15 · show in text ↑
Associationauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Wind, frost, heavy rain, hail and temperature fluctuations were identified as the main factors affecting woody vegetation condition.

Taxon
woody vegetatione0
Outcome
condition of woody vegetatione0
Qualifier
wind, frost, heavy rain, hail, sharp temperature fluctuationse0
Setting
Murmanske0

Not reportedDirection

Verbatim

e0

“The main factors affecting the condition of woody vegetation in Murmansk are abiotic factors (wind, frost, heavy rain, hail, sharp temperature fluctuations).”

✓ located verbatim in the source · abstract, characters 1115–1272 · show in text ↑
Associationauthor interpretationoriginal resultmeasured

Claim · model-written summary

Biotic factors and human activity had a lesser impact on woody vegetation condition.

Taxon
woody vegetatione1
Outcome
condition of woody vegetatione1
Direction
lesser impacte0
Qualifier
Biotic factors and human activitye0
Setting
Murmanske1

Verbatim

e0

“Biotic factors and human activity have a lesser impact.”

✓ located verbatim in the source · abstract, characters 1273–1328 · show in text ↑
e1

“condition of woody vegetation in Murmansk”

✓ located verbatim in the source · abstract, characters 1146–1187 · show in text ↑