Results 61 to 70 of about 4,317,612 (300)

A Global Methane Observation System to Reduce Uncertainty for Anthropogenic and Natural Sources and Sinks for Detecting and Attributing Climate Feedbacks

open access: yesAdvanced Science, EarlyView.
Conceptual illustration of a Global Ecosystem Methane Observing System (GEM‐OS) integrating satellites, aircraft, atmospheric networks, and ecosystem measurements to quantify methane emissions from anthropogenic and natural sources. The multi‐scale observing framework improves source attribution, reduces uncertainty in regional methane budgets, and ...
P. Ciais   +32 more
wiley   +1 more source

Paraborg: Paramedic Cyborg Insects for In Situ Emergency Drug‐Delivery

open access: yesAdvanced Science, EarlyView.
This work introduces Paraborg, a human‐supervised paramedic cyborg‐insect platform that combines controllable locomotion, onboard imaging, and an auto‐injection mechanism for in situ drug‐delivery. By demonstrating reliable navigation, target stabilization, injector launch, and multi‐insect teamwork, the study extends cyborg insects from survivor ...
H. Nhan Le   +5 more
wiley   +1 more source

Information Volume Threshold for Graphical Variable Message Signs Based on Drivers’ Visual Cognition Behavior

open access: yesJournal of Advanced Transportation, 2022
Variable message signs (VMS) are widely employed to offer drivers dynamic traffic information. However, it is still lacking practical guidance about the information volume displayed on a graphical VMS.
Yiping Wu   +3 more
doaj   +1 more source

Advancing Energy Efficiency in Smart Windows via Dual‐Responsive Electro‐Thermochromism

open access: yesAdvanced Science, EarlyView.
A durable and stable quasi‐solid‐state electro‐thermal dual‐responsive photothermal regulation device has been employed in advanced energy‐efficient smart windows. The devised device not only incorporates a thermochromic hydrogel characterized by high ionic conductivity, high optical transmittance, and a low LCST, but also comprises an electrochromic ...
Tongyu Chen   +10 more
wiley   +1 more source

Dual‐line Genome‐scale CRISPR Screening Enables Robust Target Gene Discovery

open access: yesAdvanced Science, EarlyView.
A species‐optimized CRISPR platform integrates efficient piggyBac delivery, genome‐scale sgRNA libraries, and parallel screening in two independently engineered Bactrocera dorsalis Cas9 cell lines. Cross‐line consensus analysis filters line‐specific effects, enriches candidates with reproducible in vivo phenotypes, and reveals conserved, species ...
Ziniu Li   +9 more
wiley   +1 more source

How is own account transport well adapted to urban environments? [PDF]

open access: yes
Own account transport is commercially invisible but its importance in urban freight is significant: it represents half of deliveries. Generally research efforts focus mainly on third-party transportation because data is more available in spite of a lack ...
Cecilia Cruz
core  

Assessing the impact of European Union policies on urban transport: a comparative analysis [PDF]

open access: yes, 2015
The impact EU (European Union) policies have at the local level is little understood and explored, especially in the field of urban transport. Yet the EU has a growing influence in the urban transport sphere. This thesis examines the EU’s impact on urban
Cavoli, CM
core  

Urban logistics and freight transport

open access: yes, 2021
Urban logistics and freight transport are essential activities for cities and involve complicated interactions between the public and private sectors. Cities are growing and urban logistics is becoming more important. However, freight transport, storage,
Holguin-Veras, J., Browne, M., Allen, J.
core   +1 more source

China's Low‐Carbon Energy Transition Over the Past Two Decades: Experiences and Implications

open access: yesAdvanced Science, EarlyView.
China's low‐carbon energy transition features a brief decline and subsequent rebound in coal consumption, alongside the rapid expansion of renewable energy. This study develops a stage‐based analytical framework to explain this evolution from the perspectives of economic development, energy security, and environmental sustainability, revealing how ...
Yu Liu   +3 more
wiley   +1 more source

What impact do EU environmental policies have on urban transport? [PDF]

open access: yes, 2011
Urban transport policy is shaped by multiple factors. It can be influenced by local, regional, national or supranational actors. The role of the European Union in initiating urban transport policies is unclear and its impact little understood.
Cavoli, CM
core  

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