scholarly journals GESTÃO DE RESÍDUOS SÓLIDOS URBANOS NO BRASIL PARADOXOS E SOLUÇÕES

Author(s):  
Estela Cristina Bonjardim ◽  
Raquel Da Silva Pereira ◽  
Isabel Cristina Dos Santos

In Brazil, the National Solid Waste Policy, implemented by the Law 12305/2010, determined the extinction of landfills up to 2014. Were analyzed the Municipal Plans of Integrated Management of Urban Solid Waste, of the seven municipalities from the Great ABC region and actions adopted by the Municipal to perform the Municipal Solid Waste Management. The research is descriptive, using the deductive method, was conducted by a documental analysis of such Plans, in the light of the legislation. The research field was based on interviews with managers responsible for the Urban Solid Waste Management in each studied municipal district. At the end, the following conclusions: selective collection has not yet been deployed as requires the National solid waste Policy and that public managers of the studied municipal districts are favorable to finding solutions Consortium. 

Author(s):  
Hugo Miranda ◽  
Fernando Almeida

The management of urban solid waste represents a great challenge to humanity. The current scenario of pollution due to waste that is still being incorrectly disposed of has brought us to an alarming situation. To progress and overcome the barriers, the sector needs changes and innovations. Waste management is not only the responsibility of municipalities; it must also involve people. This chapter presents a technological solution that fosters people's involvement in waste management practices. Through the use of this platform, users can register the waste produced and evaluate their performance in recycling management according to several types of residues considering the targets set by the municipalities. This approach may be relevant for the implementation of pay-as-you-throw models in municipalities.


2016 ◽  
Vol 10 (1) ◽  
pp. 50-56
Author(s):  
Matheus Poletto ◽  
Paulo R. De Mori ◽  
Vania E. Schneider ◽  
Ademir J. Zattera

Solid waste management is become a challenge for the cities’ authorities in developing countries mainly due rapid economic growth and population increasing. In cities of the developing world, the informal sector plays an important role in the management of urban solid waste. This work examines the participation of scavengers in an integrated municipal solid waste management system. The paper is based on direct field observations, interviews with scavengers and characterization of the urban solid waste generated in Caxias do Sul. The partnership between municipal government and local scavengers were also evaluated as well as the contribution of the scavengers in the urban solid waste management system. The study reveals that is necessary realize a campaign for improve the waste segregation at source, the infrastructure of the scavengers associations need to be improved and finally the scavengers need to be more deeply involved in the policies associated with the urban solid waste management system adopted in the city.


2016 ◽  
Vol 10 (1) ◽  
pp. 50-56
Author(s):  
Matheus Poletto ◽  
Paulo R. De Mori ◽  
Vania E. Schneider ◽  
Ademir J. Zattera

Solid waste management is become a challenge for the cities’ authorities in developing countries mainly due rapid economic growth and population increasing. In cities of the developing world, the informal sector plays an important role in the management of urban solid waste. This work examines the participation of scavengers in an integrated municipal solid waste management system. The paper is based on direct field observations, interviews with scavengers and characterization of the urban solid waste generated in Caxias do Sul. The partnership between municipal government and local scavengers were also evaluated as well as the contribution of the scavengers in the urban solid waste management system. The study reveals that is necessary realize a campaign for improve the waste segregation at source, the infrastructure of the scavengers associations need to be improved and finally the scavengers need to be more deeply involved in the policies associated with the urban solid waste management system adopted in the city.


2019 ◽  
Vol 11 (2) ◽  
Author(s):  
Maximiliano Silva Soares ◽  
Luiz Flávio Reis Fernandes

Established by 12.305/2010 law, the National Solid Waste Policy (PNRS) created mechanismsand established the general guidelines for all public and private entities responsible for solid wastemanagement to perform their activities in an integrated and complementary way. The municipalities,due to their constitutional responsibilities, oversaw most of the expected charges. With the objectiveof diagnosing the current situation of urban solid waste management in the 72 municipalities locatedin the area of activity of the 17th Independent Military Police Company for the Environment and Traffic(17ª Cia. PM Ind MAT), the research was carried out through structured questionnaires answeredby military environmental police officers and municipal managers. The results indicate that, in mostof them, the actions and instruments of the PNRS are not being applied and, in some of thesemunicipalities, final disposal of wastes, even after the legal deadlines, continues being carried out inan environmentally inadequate way.Keywords: Environmental regulation. Inspection. Environmental police.


Author(s):  
Juan Antonio Araiza-Aguilar ◽  
Silke Cram-Heydrich ◽  
Naxhelli Ruiz-Rivera ◽  
Oralia Oropeza-Orozco ◽  
María Del Pilar Fernández-Lomelín ◽  
...  

In the field of solid waste management, key concepts such as risk, impact and hazards have been used interchangeably and have had imprecise meanings and scopes; this can lead to a partial or biased vision, for example in relation to municipal solid waste management policies. This paper analyzes the use and diverse meanings of the concept of risk and its components in the scientific literature that addresses the issue of urban solid waste, from 1970 to 2020. It shows that the concept has been approached from various perspectives and interpretations. Economic and health crises can surprisingly increase risks and waste as in 2020. Waste composition has changed, since protective equipment against the coronavirus has been mixed with household waste. Of all risk components, vulnerability has been the least addressed in the literature, because technical aspects such as hazard modelling predominate in this field. Most of the publications have studied the final disposal stage, given that open dumpsites and landfills are still the most common methods for disposing of solid waste. Finally, a reference framework is proposed.


2020 ◽  
Vol 12 (10) ◽  
pp. 4170
Author(s):  
Diogo Cunha Ferreira ◽  
Rui Cunha Marques ◽  
Maria Isabel Pedro ◽  
Carolina Amaral

Key performance indicators (KPI) are widely used tools to evaluate the economic (in)efficiency of services, including the ones devoted to urban solid waste management. Regulatory exercises are, then, mostly based on the outputs from KPIs, raising some questions about their validity. In theory, other more appropriate tools could be used to estimate those efficiency levels. This study evaluates the economic inefficiency level of urban solid waste management services in Portugal (2010–2017) through the adoption of partial frontier benchmarking models (order-m) coupled with weight restrictions. That way, the constructed model can evaluate the performance of those services under some regulatory and sustainability requirements. Then, estimated efficiency levels and some common KPIs are compared in order to understand if the latter are sufficient to explain the economic efficiency. The novelty of this research lies in two main aspects: (a) the utilization of a robust order-α model coupled with weight restrictions linked to regulatory and sustainability impositions to estimate efficiency, and (b) the comparison of economic efficiency and some commonly used KPIs, including waste fractions and recycling rate. Results point towards efficiency distributions that follow Weibull functions, with the average close to 50%; thus, nearly half of the resources have been well spent in municipal solid waste management services since 2010 onwards. Nonetheless, in an efficient system, that average would be close to 100%. Additionally, the considered management related KPIs do not exhibit any relationship with economic efficiency, which means that their interpretation and usefulness for regulatory issues are both limited and should be used carefully. In other words, those KPIs are not good performance drivers and carry no capacity to explain economic (in)efficiency in urban solid waste management services.


2021 ◽  
Vol 22 (68) ◽  
pp. 177-206
Author(s):  
Renata Klafke ◽  
Marta C.V. de Oliveira ◽  
Sergio Chaerki

The National Solid Waste Policy (PNRS) and its regulation originated a new reference for the integrated and sustainable solid waste management in the country and new challenges for the implementation and improvement of the selective collection service provision in the municipalities. The purpose of this research is to identify the efficiency level of urban solid waste management in the Brazilian capitals during the period from 2002 to 2016. To measure the efficiency, the Data Envelopment Analysis (DEA) technique was used. The sample consisted of 20 Brazilian capitals. After measuring efficiency, the logistic regression technique was used to measure the contribution of each variable used in the DEA technique. As a result, it was observed that the number of materials recovered is very low compared to the number of materials collected, the municipality that collected the most materials was Vitória in 2015 and the municipality that recovered the most waste was Florianópolis in 2013.


2021 ◽  
Vol 4 (2) ◽  
pp. 2336-2343
Author(s):  
Osilene dos Santos Rocha ◽  
Adeildo Cabral Silva ◽  
Rebeca Abreu Moreira

This research aimed to analyze the economic and environmental advantage of solid waste management with recycling in Reverse Logistics, highlighting the implementation and the challenges of its management. With Law No. 12,305, of August 2, 2010, the implementation of the National Solid Waste Policy (PNRS) in parallel with Reverse Logistics suggests the minimization of waste problems with integrated management through Reverse Logistics. This establishes shared responsibility between producers and consumers for the correct destination and disciplines the problem of solid waste. The study was carried out in two stages: in the first, the National Solid Waste Policy (PNRS) was registered in waste management with the recycling of reverse logistics. In the second stage, the economic and environmental advantage of the Reversa Logística of the Embrasures Plásticos of the Automotive Lubricant Oil in an Institute located in Paupina-Fortaleza / CE was analyzed. The criterion was adopted based on the qualitative and quantitative character. The results pointed to a significant importance of the PNRS for the recycling of Reverse Logistics packages with the adhesion of companies. Therefore, Reverse Logistics was fundamental in reducing waste returning to its life cycle and in better participating companies in waste management in a sustainable way.


2020 ◽  
Vol 42 ◽  
pp. e28 ◽  
Author(s):  
Juliana Elisabete Correia ◽  
Ana Carla Fernandes Gasques ◽  
Bruno Henrique Toná Juliani ◽  
Cristhiane Michiko Passos Okawa

Brazilian municipalities are responsible for the management of urban solid waste generated in their territories; When this management is performed improperly, it generates environmental, social, economic and health problems. The National Solid Waste Policy (PNRS) instituted the Simplified Municipal Plan for Integrated Solid Waste Management (PMSGIRS) for municipalities with less than 20,000 inhabitants. Thus, this article aims to diagnose PMSGIRS from 16 municipalities with less than 20,000 inhabitants in western region of Parana, verifying that they satisfactorily meet the PNRS content. For this, a checklist was prepared containing 282 items, by consulting the manuals of the Ministry of the Environment and Brazilian Laws on the subject. As a result, it was found that only one municipality does not have its PMSGIRS and another has the Intermunicipal Plan for Integrated Solid Waste Management, four have Municipal Basic Sanitation Plan that includes the solid waste axis and only ten have PMSGIRS. Most plans (78%) do not satisfactorily meet the PNRS content, achieving less than 70% of the required content. Only three plans (22%) obtained a rate considered satisfactory. It is concluded that these plans should be urgently reviewed, with a view to including missing content.


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