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Enregistrement W2074873246 · doi:10.3828/tpr.2011.41

Conference report: <i>The death and life of greenbelts: 'Local Solutions for Global Challenges', Toronto, 22–24 March 2011</i>

2011· article· en· W2074873246 sur OpenAlexaboutno aff
Marco Amati, Laura E. Taylor

Notice bibliographique

RevueTown Planning Review · 2011
Typearticle
Langueen
DomaineEnvironmental Science
ThématiqueAmerican Environmental and Regional History
Établissements canadiensnon disponible
Organismes subventionnairesnon disponible
Mots-clésGeographyEnvironmental scienceGerontologyDemographySociologyMedicine

Résumé

récupéré en direct d'OpenAlex

Toronto is famous among students of planning for its public transport, for being the most diverse city in North America and for being the city in which Jane Jacobs chose to make her home for decades. Perhaps in the future it may lay claim to having been the site of world's first Greenbelt Conference, 'Local Solutions for Global Challenges', and for bearing witness to an international movement to promote this longstanding planning policy. Aiming to bring all of the world's 'greenbelts together in one place for the first time', the promotional quality and hopeful rhetoric of this two-day event bore striking similarities to the propaganda and language of networks that surrounded the establishment of the greenbelt around London in the 1930s. Whereas British greenbelts can be seen to have declined by becoming less relevant to changing social and economic times, the mood at the Toronto conference was anything but despondent. Attendees were exuberant about the potential that a global greenbelts movement can play in addressing some of the most pressing planning concerns of the day. The conference showcased efforts to create and expand greenbelts worldwide and promoted the kind of multifunctionality that some British greenbelts lack. Examples were provided of greenbelts that provide climate change mitigation and adaptation, biodiversity conservation and green infrastructure, local food production, linear open space and recreation, and meaningful engagement with nature. Each of these functions was set in the cultural and policy contexts within which it was situated. For instance, the 'Iron Curtain Greenbelt', which was started in Germany to promote ecological health, historical awareness and recreation, is not placed in contrast to an urban area but to the surrounding industrial and intensively farmed countryside. Eschewing history, the conference promoted not simply a contemporary resurgence of the greenbelt, but rather its successful re-invention. Presentations, themes and conference content The conference combined presentations by policy-makers, academics and practitioners from many corners of the world, including Australia, Brazil, Denmark, Germany, the Netherlands, Poland, the United States and Canada. They spoke to an audience composed of Toronto area academics, farmers, politicians, environmentally interested residents as well as international delegates. Any thought that the greenbelt is a moribund twentieth-century planning policy was banished as the local organisers, the Friends of the Greenbelt Foundation (FGF), provided events for the audience centered very loosely around planning. These included: a music performance by local greenbelt activist Sarah Harmer; comedy sketches about greenbelts, planning and Canadians by the ensemble 'Second City'; a talk about the indigenous history of the Toronto greenbelt by noted archaeologist Dr Ron Williamson; and a keynote address by Margaret Atwood, who promised to tweet the 'Toronto Declaration for Global Greenbelts: Local Solutions for Global Challenges' to all of her 182,000 followers.1 Undoubtedly, had she been alive, Jane Jacobs would have been there too! During the plenary and panel sessions the content was designed to inspire, showing how the greenbelt is implemented in various parts of the world. The audience heard for example how the implementation of the Frankfurt greenbelt shaped the development of infrastructure and the airport on the urban fringe. Other addresses focused on using the greenbelt to stop sprawl around Warsaw, or using it to embed a biosphere reserve into the local physical planning of Sao Paulo. Only a few of the talks were rueful: the policy director of the US's Greenbelt Alliance spoke about non-governmental organisations' need to maintain constant vigilance to prevent environmentally insensitive development around the San Francisco Bay area in absence of government-led regional planning. The international flavour of the conference was further reinforced by the examples of boundary-crossing international greenbelts. …

Récupéré en direct depuis OpenAlex et désinversé. Les résumés ne sont pas conservés dans cette base de données : les index inversés représentent 8,6 Go des 9,3 Go de texte de la base, et le serveur dispose de 13 Go libres.

Comment cette classification a été obtenuedéplier

Prédiction machine sur la base complète

Imitation des enseignants

Ni prévalence calibrée, ni vérité terrain. Validation humaine à venir. Le volet Gemma est une étiquette directe du modèle pour chaque travail de la base, lue sur la notice réduite au titre. Le volet Codex est un classifieur appris des 10 348 étiquettes directes de Codex et calibré sur les taux pondérés de l'échantillon; les champs sans appui suffisant ne portent aucun appel Codex. Le mode candidate est l'union des deux volets; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont pas des étiquettes humaines.

score de la tête « metaresearch » (Codex)0,002
score de la tête « metaresearch » (Gemma)0,002
Version: metacan-v3-hybrid-931329e0061cStatut de validation: machine_predicted_unvalidated
Catégories candidatesaucune
Catégories consensuellesaucune
DomaineSignal candidat: aucune · Signal consensuel: aucune
Devis d'étudeSignal candidat: Sans objet · Signal consensuel: Sans objet
GenreSignal candidat: Autre · Signal consensuel: Autre
Score de désaccord entre enseignants0,703
Score d'incertitude au seuil0,591

Scores du classifieur distillé par catégorie (deux têtes)

CatégorieCodexGemma
Métarecherche0,0020,002
Méta-épidémiologie (sens strict)0,0010,001
Méta-épidémiologie (sens large)0,0000,001
Bibliométrie0,0000,001
Études des sciences et des technologies0,0100,002
Communication savante0,0070,002
Science ouverte0,0010,004
Intégrité de la recherche0,0060,008
Charge utile insuffisante (le modèle a refusé de juger)0,1170,020

Scores machine (provisoires)

Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.

Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.

Tête enseignante Opus0,087
Tête enseignante GPT0,275
Écart entre enseignants0,188 · la distance entre les deux têtes enseignantes sur ce seul travail
Statut de validationscore_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découle

Classification

machine, non validée

Prédiction automatique; un appel candidat d’une seule source (Gemma direct ou Codex distillé), pas un consensus.

Les modèles n’ont appliqué aucune catégorie : rien dans la taxonomie ne correspondait à ce travail.
Devis d'étudeSans objet
Domainenon disponible
GenreAutre

Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».

En bref

Citations1
Publié2011
Routes d'admission1
Résumé présentoui

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