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Record W7066274728

Global ecological problems

2009· dissertation· en· W7066274728 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

aboutThe title or abstract carries a Canadian signal from the geographic lexicon.
no affNo Canadian affiliation: this work is invisible to an affiliation-only frame.
No Canadian affiliation. An affiliation-only frame, the usual design, would never have seen this work. It is one of the works that make the case for inverting the frame.

Bibliographic record

VenueElectronic Sumy State University Institutional Repository (Sumy State University) · 2009
Typedissertation
Languageen
FieldEnvironmental Science
TopicEcology and biodiversity studies
Canadian institutionsnot available
Fundersnot available
KeywordsOverpopulationAbiotic componentPopulationEcosystemPopulation growthEcological crisisEnvironmental changeGlobal biodiversity
DOInot available

Abstract

fetched live from OpenAlex

An ecological crisis occurs when the environment of a species or a population changes in a way that destabilizes its continued survival.There are many possible causes of such crises: It may be that the environment quality degrades compared to the species' needs, after a change of a biotic ecological factor (for example, an increase of temperature, less significant rainfalls). It may be that the environment becomes unfavorable for the survival of a species (or a population) due to an increased pressure of predation. Lastly, it may be that the situation becomes unfavorable to the quality of life of the species (or the population) due to raise in the number of individuals (overpopulation).The abiotic factors.With global temperature rising, there is a decrease in snow-fall, and sea levels are rising.Polar bears are being threatened.They need ice for hunting seals, their primary prey.Biodiversity extinction.Every year between 17,000 and 100,000 species vanish from the planet.The speed in which species are becoming extinct is much faster than in the past.The loss of new species in an ecosystem will eventually affect all living creatures.In the U.S. and Canada, there was a dramatic reduction of shark population along the U.S. east coast.Since then, there has been an increase in population of rays and skates, which in turn has decimated the population of shellfish.Overpopulation.In the wilderness, the problem of animal overpopulation is solved by predators.Predators tend to look for signs of weakness in their prey, and therefore usually first eat the old or sick animals.In the absence of predators, animal species are bound by the resources they can find in their environment, but this does not necessarily control overpopulation.In this case, starvation, thirst, and sometimes violent competition for scarce resources may effect a sharp reduction in population.Examples: Deforestation and desertification, with disappearance of many species. Volcanic eruptions such as Mount St. Helens and the Tunguska and other impact events. The nuclear meltdown at Chernobyl in 1986 caused the death of many people and animals from cancer.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Science and technology studies
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.553
Threshold uncertainty score0.999

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.001
Science and technology studies0.0030.001
Scholarly communication0.0000.001
Open science0.0010.000
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0000.001

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.005
GPT teacher head0.178
Teacher spread0.172 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it