48,273 research outputs found

    Project RISE: Recognizing Industrial Smoke Emissions

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    Industrial smoke emissions pose a significant concern to human health. Prior works have shown that using Computer Vision (CV) techniques to identify smoke as visual evidence can influence the attitude of regulators and empower citizens to pursue environmental justice. However, existing datasets are not of sufficient quality nor quantity to train the robust CV models needed to support air quality advocacy. We introduce RISE, the first large-scale video dataset for Recognizing Industrial Smoke Emissions. We adopted a citizen science approach to collaborate with local community members to annotate whether a video clip has smoke emissions. Our dataset contains 12,567 clips from 19 distinct views from cameras that monitored three industrial facilities. These daytime clips span 30 days over two years, including all four seasons. We ran experiments using deep neural networks to establish a strong performance baseline and reveal smoke recognition challenges. Our survey study discussed community feedback, and our data analysis displayed opportunities for integrating citizen scientists and crowd workers into the application of Artificial Intelligence for social good.Comment: Technical repor

    Understanding citizen science and environmental monitoring: final report on behalf of UK Environmental Observation Framework

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    Citizen science can broadly be defined as the involvement of volunteers in science. Over the past decade there has been a rapid increase in the number of citizen science initiatives. The breadth of environmental-based citizen science is immense. Citizen scientists have surveyed for and monitored a broad range of taxa, and also contributed data on weather and habitats reflecting an increase in engagement with a diverse range of observational science. Citizen science has taken many varied approaches from citizen-led (co-created) projects with local community groups to, more commonly, scientist-led mass participation initiatives that are open to all sectors of society. Citizen science provides an indispensable means of combining environmental research with environmental education and wildlife recording. Here we provide a synthesis of extant citizen science projects using a novel cross-cutting approach to objectively assess understanding of citizen science and environmental monitoring including: 1. Brief overview of knowledge on the motivations of volunteers. 2. Semi-systematic review of environmental citizen science projects in order to understand the variety of extant citizen science projects. 3. Collation of detailed case studies on a selection of projects to complement the semi-systematic review. 4. Structured interviews with users of citizen science and environmental monitoring data focussing on policy, in order to more fully understand how citizen science can fit into policy needs. 5. Review of technology in citizen science and an exploration of future opportunities

    Heritage, gentrification, participation : remaking urban landscapes in the name of culture and historic preservation : introduction

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    This special issue explores the relationship between heritagization, shifting economies, and urban struggles in different cities around the globe. Our aim is to examine the conditions that have brought history, culture, an old/new urban aesthetics, real estate values, and housing struggles in a relational nexus by looking at the ways in which differently-situated actors mobilize the language of cultural heritage to act upon urban spaces. Ideas of what constitutes a beautiful and livable city are changing along with capital accumulation strategies and urban social geographies. The growing heritagization of historic neighborhoods enables local governments and real-estate developers to engender massive spatial and social changes in the urban landscape. City authorities renovate last swaths of urban fabrics in the name of historic preservation and of the ‘common good’, but this often means that local residents are evicted while private developers allied with these authorities realize huge profits by ‘regenerating’ depressed areas. Yet, local residents also resort to the language of cultural heritage to combat the destruction of their urban worlds. What are the consequences for those who cannot afford to live in the newly restored quarters? What kinds of heritage rhetoric are being mobilized by involved actors? How do rooted political cultures shape the local instantiation of this globalizing phenomenon? Recent urban struggles in the Middle East and Europe reveal an inextricable link between heritagization, gentrification, and urban politics. We invite contributors to submit papers dealing with such links between heritagization and housing struggles, evictions, cultural capitalism, and changing urban aesthetics.

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