Results 61 to 70 of about 295,737 (299)

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

Regulating Cells Fate and Function to Facilitate Bone Regeneration via Designing Programmable Bio‐Interactive Materials

open access: yesAdvanced Science, EarlyView.
This article aims to elucidate the biological mechanisms of bone repair and the evolution of material design, highlighting key cellular and molecular processes. It further proposes strategies and prospects for programmable bio‐interactive materials, which enable precisely guided bone tissue regeneration by dynamically regulating cell behavior and the ...
Qingrui Fan   +6 more
wiley   +1 more source

Drought Stress Mediated Changes in Food Crops: Mechanisms and Remediation Strategies

open access: yesAdvanced Science, EarlyView.
This work presents a multi‐scale framework for flavonoid‐mediated drought tolerance in staple food crops, integrating ROS redox regulation, antioxidant defense, rhizosphere microbial interactions, and sustainable agronomic practices. This interdisciplinary model provides core insights to develop climate‐resilient cropping systems and enhance global ...
Xiaoyi Duan   +5 more
wiley   +1 more source

Mythos Krejcarová: (Re-)Konstruktion und (Re-)Lektüre [PDF]

open access: yesSlovo a Smysl, 2017
The first part of this paper tries to examine how and why Honza Krejcarová happened to turn into a mythic figure of Czech underground. The second part discusses the question, why the real person and authoress is ignored by this very myth and — even ...
Gertraude Zand
doaj  

Mine Machine Radar Sensor for Emergency Escape

open access: yesResources, 2020
This paper presents the results of recent work to develop and trial a mine machine radar sensor for underground coal mine vehicles. There is an urgent industry need for an integrated solution to the problem of operating an underground vehicle in ...
Chad Hargrave   +3 more
doaj   +1 more source

Engineered Cyanobacteria‐Hydrogel Microecological System for Oxygen Reprogramming Synergizes Immunomodulation With Anabolism in Osteoarthritis Therapy

open access: yesAdvanced Science, EarlyView.
An injectable cyanobacteria‐laden hydrogel enables light‐dependent oxygen metabolism engineering for osteoarthritis therapy. Photosynthetic oxygen release under red light irradiation suppresses synovial inflammation via HIF‐1α inhibition and M2 macrophage polarization, while respiratory oxygen consumption in darkness stabilizes chondrocyte HIF‐1α to ...
Lerong Yang   +8 more
wiley   +1 more source

Jan Grudziński “Płomień” (1914-1948)

open access: yesRadzyński Rocznik Humanistyczny, 2018
The sergeant Jan Grudziński, alias “Płomień” (eng „Flame”) was born on the 23rd December 1914 in Kąkolewnica. Just before the outbreak of the war, he had served in the 6th Sapper Battalion of the 9th Infantry Division.
Grzegorz Karpiński
doaj  

Rebel Underground (v.1 n.5) [PDF]

open access: yes, 1963
The Rebel Underground stressed racial segregation and states\u27 rights. The anonymously, irregularly published paper typically attacked James Meredith, Russell Barrett, James Silver, the federal government, Civil Rights groups, Communism and the Daily ...
University of Mississippi. Rebel Underground
core   +1 more source

Atmospheric Water Harvesting Through Polymer Hydrogel Sorbents: Materials Chemistry, Design Strategies, and Applications

open access: yesAdvanced Science, EarlyView.
Polymer‐based hydrogels have emerged as promising materials for atmospheric water harvesting (AWH) due to their high water affinity, tunable network structure, and excellent moisture adsorption‐desorption performance. Functional hydrogel systems enable efficient water capture and controlled release under low‐energy conditions, offering a sustainable ...
Swagata Datta   +6 more
wiley   +1 more source

The effects of the underground economy on economic competitiviness [PDF]

open access: yes
A real, almost palpable, connection exists between the official and the underground economy. More than that, both sides of the economy (official and underground) are connected with the competitiveness of a country.
Donici, Gabriel-Andrei/GA
core  

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