Results 61 to 70 of about 108,524 (259)

A theory of urban park geography

open access: yes, 2008
A theory of urban park values is presented using the theory of island biogeography as an analogue. The theory predicts that two factors—the size of park and distance from concentrated human habitation—influence the diversity of park values.
Brown, Gregory   +2 more
core   +1 more source

Cigarette Smoke‐Induced Alveolar Macrophage Senescence via GEM/SIRT3‐Mediated Mitochondrial Dysfunction

open access: yesAdvanced Science, EarlyView.
Cigarette smoke accelerates the aging of immune cells in the lung. By combining human single‐cell sequencing, cell culture, and mouse models, the authors show that the protein GEM drives mitochondrial damage and senescence in alveolar macrophages by suppressing SIRT3.
Jin Wang   +8 more
wiley   +1 more source

Spatial Gradient Differences in the Cooling Island Effect and Influencing Factors of Urban Park Green Spaces in Beijing

open access: yesBuildings
Urban park green spaces exhibit significant cool island effects, which can effectively mitigate the urban heat environment. Clarifying the characteristics and differences in the cool island effects of urban parks across different spatial gradients within
Chao Xu, Wenjing Wang, He Zhu
doaj   +1 more source

Opportunity or orientation? Who uses urban parks and why.

open access: yesPLoS ONE, 2014
There is growing recognition that interactions with nature provide many desirable human well-being outcomes, yet increasing urbanization is degrading the quality and quantity of nature experiences. Thus, it has become increasingly important to understand
Brenda B Lin   +4 more
doaj   +1 more source

Chitosan‐Carbon Dot Composite Materials Form a Leaf Surface Barrier to Mitigate the Enrichment and Invasion of Nanoplastics: From Leaf Interface to Systemic Response

open access: yesAdvanced Science, EarlyView.
Foliar spraying of CS‐CDs can form a film on the leaves of Brassica rapa, effectively reducing the enrichment and absorption of PS in the leaves, while increasing the biomass and nutrient content of the plants. In addition, CS‐CDs can also enrich the interfoliar microbial community and activate the plant's own defense metabolic pathways.
Beibei Zhao   +6 more
wiley   +1 more source

Urban Parks and their Cooling Potential: Evaluating how Park Characteristics Affects Land Surface Temperature [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Urbanization significantly alters city landscapes, exacerbating the Urban Heat Island (UHI) effect, where cities experience significantly higher temperatures compared to their rural surroundings due to impervious surfaces and heat emissions.
B. Ghale, S. Mamgain, K. Gupta, A. Roy
doaj   +1 more source

Bionic Solar‐Powered Heavy Metal Trap for Eco‐Friendly Sludge Drying and Simultaneous Electricity Generation

open access: yesAdvanced Science, EarlyView.
Herein, we propose a solar‐powered heavy metal trap (SPHT) for sludge disposal. The indoor experiments demonstrated that the sludge water content decreased from 90 % to 31 %, coupled with a decrease in heavy metal content to 6 % at most. Furthermore, the designed SPHT generated an initial potential of 0.10 V, and monitoring this hydrovoltaic potential ...
Yanlin Li   +7 more
wiley   +1 more source

Park Accessibility Impacts Housing Prices in Seoul

open access: yes, 2017
Housing prices are determined by a variety of factors, including the features of the building and the neighborhood environment, and a potential buyer decides to buy a house after reviewing these factors and concluding that it is worth the price.
Dong Lee   +12 more
core   +1 more source

Urban parks in developing countries: Challenges and opportunities in Addis Ababa, Ethiopia

open access: yesJournal of Design for Resilience in Architecture and Planning
The scarcity of well-functioning green spaces in the rapidly growing urban centers of developing countries poses significant challenges, hindering the well-being and quality of life for urban populations.
Bruktawit Getachew Kebede   +1 more
doaj   +1 more source

Hydrothermal Embedding of Pd Single Atoms Into SnO2 for Efficient CO Oxidation

open access: yesAdvanced Science, EarlyView.
By applying hydrothermal regulation to SnO2‐supported PdO, we achieve atomic dispersion of Pd into the SnO2 lattice, which activates the lattice oxygen neighboring Pd atoms to generate oxygen vacancies and facilitates subsequent O2 activation, thereby promoting CO oxidation to proceed via a low‐energy‐barrier MvK pathway while avoiding CO poisoning ...
Yingsheng An   +12 more
wiley   +1 more source

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