7 résultats : city

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7 résultats
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Canal-U
Description : With Nathalie Machon, we will discover the urban biodiversity. She proposes a zoning of cities depending on the extent of the green areas, then she explains the ecological features specific to this environment. She concludes with an overview of the different groups of species we can observe in town.
Mots clés : biodiversity, city
Date : 08-10-2014
Droits : Droits réservés à l'éditeur et aux auteurs. Licence Creative Commons : Paternité, Pas d'utilisation commerciale, Pas de modification
Canal-U
Description : Nathalie Machon brings data about the functioning of urban animal and plant populations. The cities are environments marked by an important fragmentation of habitats and by constraining physicochemical conditions. She illustrates her presentation with a study made on the tree roots aroud Bercy s ...
Mots clés : biodiversity, city, functional ecology
Date : 08-10-2014
Droits : Droits réservés à l'éditeur et aux auteurs. Licence Creative Commons : Paternité, Pas d'utilisation commerciale, Pas de modification
Canal-U
Description : Nathalie Machon uses the approach of ecosystem services to highlight the interest in preserving and promoting the urban nature: supply services, control services, cultural services and support services, with an important focus on pollination, related to the programme of participative sciences Sauvages ...
Mots clés : biodiversity, ecosystem services, city, pollination, participative sciences
Date : 08-10-2014
Droits : Droits réservés à l'éditeur et aux auteurs. Licence Creative Commons : Paternité, Pas d'utilisation commerciale, Pas de modification
Canal-U
Description : Nathalie Machon presents some factors influencing the quality of the urban biodiversity: climate, soil features, age of the habitat, fragmentation and heterogeneity of the green areas... She concludes with recommendations to favour this biodiversity, focusing on the management of gardens and green ...
Mots clés : biodiversity, climate, city, quality, green areas management
Date : 08-10-2014
Droits : Droits réservés à l'éditeur et aux auteurs. Licence Creative Commons : Paternité, Pas d'utilisation commerciale, Pas de modification
Canal-U
Description : François Mancebo talks about the basis of a sustainable city, which doesn't come down to an accumulation of technical and landscape improvements, but which is linked to the outside, which includes notions like the habitability and the appropriation by the inhabitants, and which approaches the mu ...
Mots clés : transition, city, sustainable development, multifunctionality, habitability
Date : 05-06-2015
Droits : Droits réservés à l'éditeur et aux auteurs. Licence Creative Commons : Paternité, Pas d'utilisation commerciale, Pas de modification
Canal-U
Description : Félix Vogel studies the dynamics of greenhouse gases emissions by urban areas, thanks to the use of specific tools and models. He examines the contribution of these areas in the future greenhouse gases emissions, learning on current observations and initiatives.
Mots clés : climate, city, scenarios, greenhouse effect, models, emissions
Date : 23-04-2015
Droits : Droits réservés à l'éditeur et aux auteurs. Licence Creative Commons : Paternité, Pas d'utilisation commerciale, Pas de modification (CC-BY-NC-ND)
Canal-U
Description : The cities still grow all around the world, and are environments which are very modified by humans. The urban living conditions constitute as many constraints as opportunities for the biodiversity. It is omnipresent in town, and, according to the situation or the point of view, it is beneficial ...
Mots clés : public health, health, biodiversity, city
Date : 16-02-2015
Droits : Droits réservés à l'éditeur et aux auteurs. Licence Creative Commons : Paternité, Pas d'utilisation commerciale, Pas de modification