Results 61 to 70 of about 973,164 (311)

How Chicago's Public Housing Transformation Can Inform Federal Policy [PDF]

open access: yes, 2013
Chicago has long dominated the national discourse about urban poverty in general and public housing in particular, and the policy changes that affect Chicago tend to have repercussions for national policy.
Susan J. Popkin
core   +1 more source

Study of Free‐Space Optical Quantum Network: Review and Prospectives

open access: yesAdvanced Science, EarlyView.
Free from the constraints of fiber connections, free‐space quantum network enables longer and more flexible quantum network connections. This review summarizes and comparatively analyzes free‐space quantum network experiments based on ground stations, satellites, and mobile platforms.
Hua‐Ying Liu, Zhenda Xie, Shining Zhu
wiley   +1 more source

Religion and politics of belonging in digital times: youth religiosity in focus

open access: yesFrontiers in Political Science
Political responses to growing diversity are often characterised by one-dimensional attempts to pin down a collective identity. In stark contrast, we see that young people in diverse urban areas negotiate their multiple, flexible belonging both on- and ...
Astrid Mattes   +3 more
doaj   +1 more source

Morphological transformation of the old city of Beijing after 1949 [PDF]

open access: yes, 2004
The old city of Beijing has been recognized as the greatest masterpiece of urban planning and urban design. However, since 1949 it has experienced extensive and fast constructions and demolitions, a large number of papers argued that physical and ...
Yang, T.
core  

Mapping the “Supply–Demand–Flow” of Ecosystem Services for Ecosystem Management in China

open access: yesAdvanced Science, EarlyView.
This study develops a “supply–demand–flow” framework clarifies how ecosystem services move between regions by distinguishing potential and actual supply and demand. Using integrated biophysical–socioeconomic modeling, nine services in China were mapped.
Yikun Zhang   +3 more
wiley   +1 more source

Tracking of [14C]Polystyrene Nanoplastics in Pregnant Mice

open access: yesAdvanced Science, EarlyView.
This study investigates [14C]polystyrene nanoplastic ([14C]PS) translocation in late‐stage pregnant mice after intranasal (0.5 mg of [14C]PS on GD12, GD14, and GD16, n = 6) and intravenous administration (1.5 mg of [14C]PS on GD16, n = 6). 14C‐radiolabel allows quantitative tracking of unmodified polystyrene nanoplastics.
Olga Khaybullina   +2 more
wiley   +1 more source

Urban Transformation as a tool for Disaster Mitigation [PDF]

open access: yes, 2011
Urban transformation projects are prepared with the purpose to sanitize decayed areas, to make cities beautiful and to create economic vitality. Since natural hazards threaten large metropolitan areas, urban transformation is pronounced together to ...
Kundak, Seda, Turkoglu, Handan
core  

From “Ribera Plan” to “Diagonal Mar”, passing through 1992 “Vila Olímpica”. How urban renewal took place as urban regeneration in Poblenou district (Barcelona) [PDF]

open access: yes, 2019
Producción CientíficaThe paper aimed at analyzing the Poblenou district evolution after the 1970 s–1980 s due to postindustrial development in Barcelona, especially its regeneration by some large urban projects such as Vila Olímpica (1986–1992) and ...
Camerin, Federico
core   +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

Evaluating the Impact of Digital Transformation on Urban Innovation Resilience

open access: yesSystems
Enhancing urban innovation resilience is crucial for adapting to change and pursuing innovation-driven, high-quality development. The global trend of digital transformation has profound implications for urban innovation; however, the specific effects of ...
Ruoxi Yu   +3 more
doaj   +1 more source

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