Background/objectives: Noise remains an under-discussed type of environmental pollutant, which exerts a wide range of adverse health effects, both auditory and non-auditory. Ensuring that the public has ready access to useful health information online about noise exposure is important. In this regard, evaluating the content of public news articles regarding noise pollution is vital. Although examining the content available to the public on this topic is significant, there is still a dearth of information on this topic. Consequently, this study aimed to analyze the content on Google News regarding noise pollution.
Methods: Google News was searched using the term "noise pollution," and 100 articles were shortlisted for further coding. Qualitative coding was based on the news source, the type of domain extension, and whether a video was included in the article. The articles were quantitatively coded based on their content and compared for length.
Results: The three most common content areas were as follows: types of noise pollution (73%), sources of noise (63%), and responses by administrative offices (59%). Only 17% of the news articles alluded to health issues linked to noise pollution, such as sleep disturbances, anxiety, high blood pressure, and effects on children's auditory skills, that is speech development, concentration, and memory retention. Scientific research findings related to noise pollution were incorporated in less than one-third of the articles. The news articles were of comparable length.
Conclusion: This study not only contributes to a better understanding of the news provided to the public and how noise pollution issues are discussed in contemporary, mainstream media, but also can inform about public health initiatives. We recommend that scientific/healthcare communities collaborate with online news media to improve the coverage regarding-and underscore the scientific evidence of-the deleterious consequences of noise on human and animal health.
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http://dx.doi.org/10.4103/nah.nah_118_23 | DOI Listing |
Biol Futur
January 2025
Physics Department, Faculty of Science, Istanbul University, Istanbul, Türkiye.
Tree bark is an important natural polymer for sound absorption. The main components in the bark of different tree species are polymers with high molecular weight such as cellulose, hemicellulose, and lignin. The aim of this study is to determine the noise reduction coefficient (NRC), lignin, alcohol-benzene solubility (ABS), carbon (C), and nitrogen (N) contents in samples taken from the bark of different tree species-black locust (Robinia pseudoacacia), narrow-leaved ash (Fraxinus angustifolia), stone pine (Pinus pinea), silver lime (Tilia tomentosa), sweet chestnut (Castanea sativa), sessile oak (Quercus petraea), and maritime pine (Pinus pinaster) and to investigate the relationship between these chemical properties and sound absorption measurements.
View Article and Find Full Text PDFSci Rep
January 2025
Physics Department, Whitman College, Walla Walla, WA, 99362, USA.
In a complex dynamical system, noise, feedback, and external forces shape behavior that can range from regularity to high-dimensional chaos. Multiple feedback sources can significantly alter its dynamics, potentially even suppressing the system's output. This study investigates the impact of competing feedback sources on a stochastic complex dynamical system using a photonic neuron-a diode laser with external optical feedback.
View Article and Find Full Text PDFBiomed Microdevices
January 2025
Department of Electrical and Computer Engineering, Rutgers University, Piscataway, NJ, 08854, USA.
Wearable and implantable biosensors have rapidly entered the fields of health and biomedicine to diagnose diseases and physiological monitoring. The use of wired medical devices causes surgical complications, which can occur when wires break, become infected, generate electrical noise, and are incompatible with implantable applications. In contrast, wireless power transfer is ideal for biosensing applications since it does not necessitate direct connections between measurement tools and sensing systems, enabling remote use of the biosensors.
View Article and Find Full Text PDFSci Rep
January 2025
Centre for Earthquake Studies, National Centre for Physics, Islamabad, 44000, Pakistan.
Ambient noise cross-correlation has been widely used to observe post-earthquake temporal velocity variations. Comparative studies are essential for assessing seismic hazards and clarifying the relationship between velocity variation and magnitude. However, very few comparative studies by earthquake magnitude have been conducted, particularly for magnitudes smaller than 6.
View Article and Find Full Text PDFSci Rep
January 2025
School of Engineering, The University of Manchester, Oxford Road, Manchester, M13 9PL, UK.
The use of winglet devices is an efficient technique for enhancing aerodynamic performance. This study investigates the effects of winglet cant angles on both the aerodynamics and aeroacoustics of a commercial wing, comparing them to other significant parameters using a parametric analysis. A Full Factorial Design method is employed to generate a matrix of experiments, facilitating a detailed exploration of flow physics, with lift-to-drag ratio (L/D) and the integral of Acoustic Power Level (APL) as the primary representatives of aerodynamic and acoustic performance, respectively.
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