Results 91 to 100 of about 2,337,263 (307)

Long-Term Temporal Variation of Land Use Transition on Soil Carbon Stocks in Mediterranean Karst Ecosystems [PDF]

open access: yes
Accelerating urbanization and unplanned excessive human pressure are increasing changes in major land use. These transitions cause long-term negative transformations in rural systems.
Boran, Bilal   +7 more
core   +1 more source

Self‐Assembled Crystalline Peptoid Nanomaterials as Metal‐Free Enzyme Mimics for Enhanced Carbon Dioxide Hydration and Precipitation

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by metal‐free carbonic anhydrases (CAs) that achieve efficient catalysis without metal cofactors, we herein report a sequence‐defined supramolecular peptoid platform that mimics metal‐free CAs and exhibits hydrolytic activity via a supramolecular assembly‐mediated proton‐transfer mechanism.
Progyateg Chakma   +8 more
wiley   +1 more source

Tree biomass carbon stocks, growth and productivity.

open access: yes, 2016
Tree biomass carbon stocks, growth and productivity.
Rodrigo Vargas (731512)   +5 more
core   +1 more source

Optimizing NiMo Electrocatalyst Coatings for Hydrogen Evolution in Alkaline Electrolysis With The Machine Learning‐Guided Autonomous Platform CatBot

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a closed‐loop optimization workflow integrating CatBot, an automated synthesis and testing system, to discover NiMo hydrogen‐evolution catalysts. CatBot synthesised and evaluated 228 unique samples, identifying the best performing catalysts for transfer to nickel‐foam electrodes. The best candidate is highly active, reaching 1 Acm−2${
Paolo Vincenzo Freiesleben de Blasio   +7 more
wiley   +1 more source

Ecosystem‐scale carbon allocation among different land uses: implications for carbon stocks in the Yellow River Delta

open access: yesEcosphere, 2020
The reclamation area of the Chinese Yellow River Delta (YRD) has experienced frequent land use changes in recent decades. The consequence of such land use changes on the stocks and allocation of ecosystem‐scale carbon is not known.
Yongqiang Li   +5 more
doaj   +1 more source

Carbon stocks in different urban green spaces.

open access: yes, 2019
Carbon stocks in different urban green spaces.
Marcin Pawel Jarzebski (4779834)   +2 more
core   +1 more source

Lewis Acid Site Engineering in MOF‐Derived Aluminum Oxide/Carbon Composites for Dechlorination of Waste Plastic Pyrolysis Oil

open access: yesAdvanced Functional Materials, EarlyView.
Controlled carbonization of an Al‐MOF partially decomposes its linkers, exposing coordinatively unsaturated Al centers within an oxide/carbon composite. The resulting Lewis acid sites, rather than surface area, govern organochlorine capture: the composite removes chemically diverse organochlorines from waste plastic pyrolysis oil, outperforms a ...
Seong Cheon Kim   +6 more
wiley   +1 more source

Measuring and monitoring soil organic carbon stocks in agricultural lands for climate mitigation [PDF]

open access: yes, 2010
Policies that encourage greenhouse-gas emitters to mitigate emissions through terrestrial carbon (C) offsets – C sequestration in soils or biomass – will promote practices that reduce erosion and build soil fertility, while fostering adaptation to ...
Ogle, Stephen M., author   +12 more
core   +1 more source

Impacts of mangrove land use change on carbon stocks in coastal ecosystems [PDF]

open access: yesGlobal Journal of Environmental Science and Management
BACKGROUND AND OBJECTIVES: Mangrove ecosystems are critical blue carbon reservoirs, yet carbon dynamics in intensively used coastal landscapes remain poorly understood.
D. Ketaren   +11 more
doaj   +1 more source

Estimating area, standing carbon stock, and potential carbon stock of degraded forests in China

open access: yesForest Ecosystems
With the rapid economic development and continuous expansion of human activities, forest degradation—characterized by reduced forest stock within the forest including declining carbon storage—poses significant threats to ecosystem stability. Understanding the current status of forest degradation and assessing potential carbon stocks in China are of ...
Xingrong Yan   +14 more
openaire   +2 more sources

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