Results 61 to 70 of about 305,729 (230)

Chemical agents to control biofilm formation in step 1 of care—Toothpastes and mouthwashes/concepts and challenges

open access: yesPeriodontology 2000, EarlyView.
Abstract Maintaining optimal oral hygiene is important for overall oral care, ensuring the well‐being of teeth and their surrounding tissues. In addition, it promotes fresh breath and a pleasing smile. A key element of oral self‐care is the daily use of toothpaste during regular brushing.
Maud Joosstens   +2 more
wiley   +1 more source

Brain strain: Blood flow and metabolism in environmental extremes

open access: yesExperimental Physiology, EarlyView.
Abstract This narrative review compares and contrasts the most commonly encountered environmental stressors on human cerebrovascular functioning. From high altitude and space, extreme apnoea, heat and cold stress, the impact of these stressors on the regulation of cerebral blood flow (CBF) and oxygen metabolism (CMRO2${\mathrm{CM}}{{\mathrm{R}}_ ...
Dario Vrdoljak   +3 more
wiley   +1 more source

KILLJOY POETICS IN ANTJE RÁVIK STRUBEL'S BLAUE FRAU (2021)

open access: yesGerman Life and Letters, Volume 79, Issue 2, Page 217-242, April 2026.
Abstract Drawing on Sara Ahmed's concept of killjoy activism, I explore how Antje Rávik Strubel's Blaue Frau employs a killjoy poetics that refuses to brush over violence, asymmetry, injury and force. Instead, the novel intervenes in affective textures of happiness and reconciliation, and forms activist and ecological networks of resistance. I build on
Alrik Daldrup
wiley   +1 more source

Sustainable use and production of energy in the 21st century [PDF]

open access: yes, 2015
It is foreseen that oil and gas will continue to be the key energy sources in the 21st century. Therefore, it is important that oil and gas be produced in a sustainable way during the next decades.
Gudmestad, O. T., Traa, K.
core   +2 more sources

Surface Air Enrichment of Cosmogenic 35S at a Subtropical Site During the May 2024 Solar Superstorm

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract Cosmogenic radiosulfur (35S) is produced in the atmosphere by high‐energy particle interactions and serves as a sensitive tracer of stratospheric intrusions. In May 2024, an extreme solar storm provided a rare opportunity to examine atmospheric 35S responses to intense solar activity.
Xinling Zou   +4 more
wiley   +1 more source

Natural radioactivity and radiological hazard for humans: a simple introduction for newbies and students. New perspectives and innovative teaching methods

open access: yesAtti della Accademia Peloritana dei Pericolanti : Classe di Scienze Fisiche, Matematiche e Naturali, 2021
Pollution due to natural radioactivity is still a poorly known topic among young people. This paper describes the contents for an introductive university course or lecture conceived in a multitask program.
Davide Romano   +6 more
doaj   +1 more source

Self‐supportive Three‐Way Photoelectrochemical System Achieving Uranium Recycling, Organic Oxidation, and Electricity Generation in Complex Waters

open access: yesAdvanced Functional Materials, Volume 36, Issue 21, 12 March 2026.
A self‐sustaining solar photoelectrochemical cell (SS‐PEC) is developed to recover uranium from aqueous UO22+ with concurrent organic oxidation and electricity production. The monolithical photoanode directly captures electrons from organic compounds, leading to the oxidation of organic compounds and the decomposition of uranium‐organic complexes ...
Yumei Wang   +7 more
wiley   +1 more source

Legal Review Concerning the Use of Health Impact Assessments in Non-Health Sectors [PDF]

open access: yes, 2012
Examines laws supporting the use of health impact assessments in the areas of environment and energy, transportation, agriculture, and waste disposal and recycling, and issues regarding authority to conduct HIAs in these sectors.
Alicia Corbett   +3 more
core  

Achieving Net‐Zero in the Electricity Sector in China by 2050 Considering Environmental and Economic Objectives

open access: yesAdvanced Sustainable Systems, Volume 10, Issue 3, March 2026.
China's pathways to net‐zero electricity by 2050 are evaluated using life cycle environmental and economic assessment across six scenarios. Results show that a renewables‐only grid offers the best overall environmental performance and lowest cost, but increases burdens on metal depletion, land use, and ecotoxicity.
Tingfeng Song   +2 more
wiley   +1 more source

Operational Model for Atmospheric Transport and Deposition of Air Pollution/ Operacyjny Model Atmosferycznego Transportu I Depozycji Zanieczyszczeń

open access: yes, 2014
An assessment of the current state of natural environment affected by air pollution, as well as, forecasts of pro-ecologic, economic and social activities are very often performed using models for atmospheric transport and deposition of air pollutants ...
A. Mazur, Jerzy Bartnicki, J. Zwoździak
semanticscholar   +1 more source

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