Results 21 to 30 of about 1,586,299 (311)

Mitigation and Adaptation Strategies – Organic Agriculture [PDF]

open access: yes, 2009
This psoter presents information on the following - The concept of organic farming in the context of climate change - Carbon sequestration on organic farms - Consequences of an area-wide conversion to organic ...
A Diop   +7 more
core   +1 more source

Organic matter degradation causes enrichment of organic pollutants in hadal sediments

open access: yesNature Communications, 2023
Burial of persistent organic pollutants (POPs) such as polychlorinated biphenyls (PCBs) in deep-sea sediments contributes to 60% of their historical emissions. Yet, empirical data on their occurrence in the deep-ocean is scarce.
Anna Sobek   +8 more
doaj   +1 more source

Topsoil Organic Carbon Content [PDF]

open access: yes, 2016
Soil organic carbon (SOC) is a key soil component. SOC stores large amounts of carbon and it also affects water fluxes as well as the availability of nutrients. Soil water fluxes are impacted by SOC directly due to its effect upon soil hydraulic parameters.
Klar, Christian W.   +2 more
openaire   +1 more source

Towards Advances in Molecular Understanding of Boric Acid Biocatalyzed Ring-Opening (Co)Polymerization of δ-Valerolactone in the Presence of Ethylene Glycol as an Initiator

open access: yesMolecules, 2021
Following our previous studies on the molecular level structure of (co)oligoesters obtained via anionic homo- and co-polymerization of novel β-substituted β-lactones, prepared by the atmospheric pressure carbonylation reaction of respective epoxides, the
Khadar Duale   +6 more
doaj   +1 more source

Apportionment of primary and secondary organic aerosols in Southern California during the 2005 Study of Organic Aerosols in Riverside (SOAR-1) [PDF]

open access: yes, 2008
Ambient sampling was conducted in Riverside, California during the 2005 Study of Organic Aerosols in Riverside to characterize the composition and sources of organic aerosol using a variety of state-of-the-art instrumentation and source apportionment ...
DeCarlo, Peter F.   +12 more
core   +2 more sources

Climatic, edaphic, and biotic controls over storage and turnover of carbon in soils [PDF]

open access: yes, 1994
Soil carbon, a major component of the global carbon inventory, has significant potential for change with changing climate and human land use. We applied the Century ecosystem model to a series of forest and grassland sites distributed globally to examine
Braswell, Rob   +7 more
core   +2 more sources

Revealing the effect of electrocatalytic performance boost during hydrogen evolution reaction on free-standing SWCNT film electrode

open access: yesScientific Reports, 2021
Large-scale sustainable hydrogen production by water electrolysis requires a highly active yet low-cost hydrogen evolution reaction (HER) electrocatalyst.
Karolina Kordek-Khalil   +2 more
doaj   +1 more source

Emergent molecular traits of lettuce and tomato grown under wavelength-selective solar cells

open access: yesFrontiers in Plant Science, 2023
The integration of semi-transparent organic solar cells (ST-OSCs) in greenhouses offers new agrivoltaic opportunities to meet the growing demands for sustainable food production.
Melodi Charles   +10 more
doaj   +1 more source

In Vitro Bioaccessibility and Health Risk of Heavy Metals from PM2.5/PM10 in Arid Areas—Hotan City, China

open access: yesAtmosphere, 2023
The impact of heavy metals in particulates plays an assignable role in human health—especially in the northwest region of China, which is affected by severe dust storms—and the bioaccessibility and health risks of heavy metals in particulate matter have ...
Bowen Liu   +8 more
doaj   +1 more source

Carbon and Organism

open access: yesTANSO, 1998
This paper first mentions that the relation between carbon and organism is the interesting object still remainedto be solved, and then introduces summary of the results obtained by our project which started at the last year underthe support of NEDO.The aim of our project is to develop the technology to treat an aquatic environment such as wastewater ...
openaire   +2 more sources

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