Results 101 to 110 of about 293,379 (306)

PondNet – towards a global network of experiments on the effects of climate change on aquatic ecosystems

open access: yesEcography, EarlyView.
Global change is reshaping the distribution of biodiversity and the functioning of ecosystems. Predicting the long‐term consequences of such changes remains a challenge due to a need for a clear understanding of the mechanisms underpinning ecosystem‐level responses, as well as the role of geographical and environmental contingencies.
Miguel G. Matias   +15 more
wiley   +1 more source

Urban Air Mobility for Last-Mile Transportation: A Review

open access: yesVehicles
Urban air mobility (UAM) is a revolutionary approach to transportation in densely populated cities. UAM involves using small, highly automated aircraft to transport passengers and goods at lower altitudes within urban and suburban areas, aiming to ...
Nima Moradi   +2 more
doaj   +1 more source

Analyzing Carbon Monoxide Emissions and Urban Mobility Patterns Using Google Earth Engine; Case Study: Casablanca [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
This study examines the relationship between carbon monoxide (CO) emissions and urban mobility patterns in Casablanca, largest city and economic hub, using Google Earth Engine's (GEE) cloud-based geospatial processing capabilities (Gorelick et al., 2017).
H. El Alami El Kamouri   +2 more
doaj   +1 more source

One‐Pot Spray Pyrolysis Fabrication of Multi‐Phase Lithium Manganese Oxide Microsphere Cathodes for Enhanced Lithium‐Ion Battery Performance

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Sr‐LMO microspheres were synthesized by one‐pot spray pyrolysis, forming multi‐phase lithium manganese oxide with Sr‐doped LiMn2O4, Sr2Mn2O5, and Li2MnO3‐like domains. This structure refines particles, suppresses Jahn–Teller distortion, and adds Li+ pathways, delivering superior cycling stability and rate performance over undoped and commercial LMO ...
Jae Hyeon Choi   +7 more
wiley   +1 more source

Urban Air Mobility Vertiport’s Capacity Simulation and Analysis

open access: yesAerospace
This study shows a comprehensive simulation to assess and enhance the throughput capacity of unmanned air system vertiports, one of the most essential elements of urban air mobility ecosystems.
Antoni Kopyt, Sebastian Dylicki
doaj   +1 more source

CITIES AND ACCESSIBILITY: THE POTENTIAL FOR CARBON REDUCTIONS AND THE NEED FOR NATIONAL LEADERSHIP [PDF]

open access: yes, 2009
This article begins by outlining the elements that should be included in the framework for understanding how people interact with their built environments.
Bartholomew, Keith
core   +1 more source

Thermochromic Radiative Cooling Coatings with Robust Superhydrophobicity for Energy‐Efficient Buildings

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A scalable, color‐adaptive radiative cooling coating is developed to enable dynamic spectral regulation via a reversible thermochromic transition at ~45 °C and a high solar reflectance of 91.7%. The coating achieves 4.44 °C outdoor sub‐ambient cooling while providing robust superhydrophobicity and environmental durability through its micro/nano ...
Ziqi Li   +8 more
wiley   +1 more source

Airborne Trajectory Management for Urban Air Mobility [PDF]

open access: yes
Urban Air Mobility (UAM) has captured the imagination of the public and the aviation industry for someday soon moving people and goods through and around metropolitan areas using Unmanned Aircraft Systems (UAS) that are electrically powered ...
Cotton, William, Wing, David J.
core   +1 more source

The experiment of Community involvement in a project planning within the historical context of Rome city [PDF]

open access: yes, 2018
The PhD student proposes a method of community involvement in the planning and in the regeneration of historical centers, in support of the city’s accessibility and people’s well-being.
Bozza, Francesca
core   +1 more source

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