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Solid waste management and Aedes aegypti infestation interconnections: A regression tree application
Fernanda Klafke1, Virgínia Grace Barros2, Elisa Henning3
1Department of Civil Engineering, Santa Catarina State University (UDESC), Joinville, SC, Brazil.
Summary
Effective solid waste management (SWM) is linked to lower Aedes aegypti mosquito infestation rates in Brazil. This study highlights how SWM indicators impact public health outcomes, particularly in urban planning.
Area of Science:
- Environmental Science
- Public Health
- Urban Planning
Background:
- Public health is intrinsically linked to environmental factors and urban development.
- Inadequate basic sanitation infrastructure, including solid waste management (SWM), contributes to disease, mortality, and economic losses, especially in developing nations.
- Understanding the interplay between sanitation, urbanization, and circular economy principles is crucial for achieving sustainable development goals.
Purpose of the Study:
- To investigate the relationship between solid waste management indicators and Aedes aegypti mosquito infestation indices across Brazil.
- To identify key SWM indicators influencing mosquito infestation rates at a regional level within Brazil.
- To analyze infestation rates, rather than disease prevalence, using advanced analytical methods.
Main Methods:
- Utilized regression trees for data modeling due to the complexity and characteristics of the dataset.
- Analyzed data from 3501 Brazilian municipalities, examining 42 distinct indicators.
- Conducted separate regional analyses to account for geographical variations in SWM and infestation patterns.
Main Results:
- Identified critical SWM indicators varying by region: expenses and personnel (Mid-Western, South-Eastern, Southern), operational (North-Eastern), and management (Northern).
- Demonstrated that municipalities with superior SWM performance exhibited lower Aedes aegypti infestation rates in buildings and residences.
- Achieved mean absolute errors in prediction ranging from 0.803 (Southern) to 2.507 (North-Eastern).
Conclusions:
- Solid waste management performance is a significant factor in controlling Aedes aegypti mosquito populations.
- Tailored SWM strategies based on regional indicators are essential for effective public health interventions.
- This research provides a novel, data-driven approach to understanding vector control through improved SWM, advocating for further multidisciplinary study.
