147 documents found, page 1 of 15

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Imagined climate futures and collective action: An analysis of affect in dystop...

Santos, T. R.; Rebelo, D.; Garcia, A.; Fernandes-Jesus, M.; Malafaia, C.; Carvalho, A.

In recent climate mobilisations, young people have emerged as key leaders, organisers, and influencers of social change. This article examines how utopias and dystopias, embedded in affective-discursive practices, are articulated by young climate activists to support their engagement in collective action. We analysed discourse from four focus group discussions and two pair interviews with young climate activist...

Date: 2025   |   Origin: Repositório ISCTE

Political imaginaries in the climate movement: Youth-led groups constructing pl...

Silva, D. F. da.; Carvalho, A.; Fernandes-Jesus, M.

Since 2018, there has been a notable increase in recognition of the global youth climate movement. Young activists have come into the spotlight through extensive street demonstrations, school occupations, and engagement in other collective actions with the purpose of promoting alternative visions of the future. Multiple scholars have delved into activists’ profiles, their media representations, and other topics...

Date: 2025   |   Origin: Repositório ISCTE

Polymorphisms and haplotypes of TOLLIP and MUC5B are associated with susceptibi...

Mota, P.C.; Soares, M.L.; Ferreira, A.C.; F. Santos, Rita; Cavaleiro Rufo, J; Vasconcelos, D.; Carvalho, A.; Guimarães, S.; Vasques-Novo, F.

Hypersensitivity pneumonitis (HP) is an interstitial lung disease with diverse clinical features that can present a fibrotic phenotype similar to idiopathic pulmonary fibrosis (IPF) in genetically predisposed individuals. While several single nucleotide polymorphisms (SNPs) have been associated with IPF, the genetic factors contributing to fibrotic HP (fHP) remain poorly understood. This study investigated the ...


Belonging to the Ace Spectrum: correlates of cognitions, feelings, and desires ...

Carvalho, A.; Rodrigues, D. L.

Introduction: Asexuality is typically defined as a lack of sexual attraction, and yet this definition fails to include the multitude of experiences within the ace community. We explored the correlates of different cognitions, feelings, and desires reported by ace individuals. Methods: Data for a cross-sectional study with 456 individuals from online ace communities (61.8% women; Mage = 24.62, SD = 6.98) were co...

Date: 2024   |   Origin: Repositório ISCTE

Reporting on young climate activism: How journalistic multimodal choices on tel...

Santos, T. R.; Üzelgün, M. A.; Carvalho, A.

The effects of climate change and the significant transformations it demands will disproportionally impact young people. Recognising young climate activists as pivotal contributors to the climate debate is essential for fostering inclusive political dialogue. This study employs multimodal critical discourse analysis to examine a 17-minute reportage on young climate activism in Portugal. Our objective is to exam...

Date: 2024   |   Origin: Repositório ISCTE

Young climate activists in television news: An analysis of multimodal construct...

Santos, T. R.; Üzelgün, M. A.; Carvalho, A.

Young climate activists around the globe have been raising their voices against the inadequate response of world leaders to climate change. Mainstream media have an important role in bringing young people’s concerns to the public, but research has shown that, in some countries, news outlets have failed to adequately represent their political voice. In view of a prevailing depoliticization of climate change, thi...

Date: 2024   |   Origin: Repositório ISCTE

Permanent and temporary monetary policy shocks and the dynamics of exchange rates

Carvalho, A.; Valle e Azevedo, J.; Ribeiro, P. P.

We show the distinction between permanent and temporary monetary policy shocks is helpful to understand the impacts of monetary policy on exchange rates in the short as well as over the long run. Drawing on monthly data for several advanced economies from 1971 to 2019 and resorting to a simple structural vector error correction (SVEC) model, we find that a shock leading to a temporary increase in U.S. nominal i...

Date: 2024   |   Origin: Repositório ISCTE

Circular economy as a factor in the sustainability of the tourism sector: A stu...

Carvalho, A.; Moreira, S.; Carvalho, L. C.

The lack of natural resources in the face of population growth is a serious challenge for today’s societies. The development of circular economy strategies is a possible way forward, also for tourism as one of the main economic activities in the world. Based on the assumption that the circular economy is a factor in the sustainability of the tourism sector, the main objective of this research was to analyse the...

Date: 2024   |   Origin: Repositório ISCTE

Prioritising communities: Barriers to climate activism and political imaginatio...

Rebelo, D.; Garcia, A. D.; Santos, T. R.; Carvalho, A.; Malafaia, C.; Fernandes-Jesus, M.

Minoritised youth voices are often underrepresented in climate action research. Despite the increasing interest in youth climate activism, there is still an overall lack of attention to the perspectives of young people struggling with discrimination, poverty, and other social injustices. In this article, we focus on a diverse group of minoritised youth in Portugal to explore their experiences of climate activis...

Date: 2024   |   Origin: Repositório ISCTE

Clustering of wind speed time series as a tool for wind farm diagnosis

Martins, A. A.; Vaz, D. C.; Silva, T. A. N.; Cardoso, M.; Carvalho, A.

In several industrial fields, environmental and operational data are acquired with numerous purposes, potentially generating a huge quantity of data containing valuable information for management actions. This work proposes a methodology for clustering time series based on the K-medoids algorithm using a convex combination of different time series correlation metrics, the COMB distance. The multidimensional sca...

Date: 2024   |   Origin: Repositório ISCTE

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