Results 51 to 60 of about 189,287 (160)

Why observed and modelled ozone production rates and sensitives differ, a case study at rural site in China [PDF]

open access: yesAtmospheric Chemistry and Physics
Ground-level ozone (O3) pollution has recently become of increasing concern in China. Studies have shown that conventional models often fail to predict accurately the net O3 production rate (P(O3)net) due to the absence of certain mechanisms ...
J. Zhou   +15 more
doaj   +1 more source

Comparison study on ammonia recovery from anaerobic digestion slurry by different biochar: Focusing on the effect of feedstock, pyrolysis temperature, and particle size

open access: yesCurrent Research in Biotechnology
Treating anaerobic digestion (AD) slurry as industrial wastewater not only consumes a significant amount of energy but also wastes its inherent abundant nutrients, particularly the high ammonium content.
Peiyu Feng   +5 more
doaj   +1 more source

Bifurcation Instability Modulated by a Connecting Channel Leads to Periodic Water Partitioning in a Simple Channel Network

open access: yesWater Resources Research
Water and mass transport in distributary channel networks play an important role in nourishing fluvial and coastal wetlands, and are largely determined by the morphological configurations of channel bifurcations.
Weilun Gao   +5 more
doaj   +1 more source

Reduction of Nitrogen through Anaerobic Processes in Chinese Rice Paddy Soils

open access: yesNitrogen
Comprehending the anaerobic nitrogen transformations, including denitrification, anaerobic ammonium oxidation (anammox), and anaerobic ammonium oxidation linked with iron reduction (Feammox) in soil, is essential for improving soil fertility and ...
Ahmed A. A. Aioub   +3 more
doaj   +1 more source

The Artistic Quality Optimization Strategy of Ecological Traffic Environment Design

open access: yesDEStech Transactions on Computer Science and Engineering, 2017
This document summary currently city traffic environment design status, as well as using low carbon theory to discuss low carbon city traffic environment design mode, such as creating ecological repair mode, creating solid carbon mode, established balance symbiosis of mode, established low carbon traffic mode.
openaire   +2 more sources

Effects of Microtopography on Neighborhood Diversity and Competition in Subtropical Forests

open access: yesPlants
Forests are complex systems in which subtle variations in terrain can reveal much about plant community structure and interspecific interactions.
Jianing Xu   +5 more
doaj   +1 more source

Integrated transcriptomic and metabolomic analyses reveal toxic effects of medium-chain chlorinated paraffins on Paralichthys olivaceus fry

open access: yesEcotoxicology and Environmental Safety
An increase in medium-chain chlorinated paraffins (MCCPs) in marine ecosystems caused by large-scale production is a serious threat to aquatic organisms. However, its toxicity to marine organisms, especially the molecular mechanisms, is unclear.
Mei Zhao   +8 more
doaj   +1 more source

Selenium Alleviates Low-Temperature Stress in Rice by Regulating Metabolic Networks and Functional Genes

open access: yesAgriculture
Low temperature is a major abiotic stress affecting rice productivity. Selenium (Se) treatment has been shown to enhance plant resilience to cold stress.
Naixin Liu   +7 more
doaj   +1 more source

Assessment and Simulation of Urban Ecological Environment Quality Based on Geographic Information System Ecological Index

open access: yesLand
The urban ecological environment is crucial to the quality of life of residents and the sustainable development of the region, and the assessment and prediction of the ecological environment quality can provide a scientific guidance for ecological environment management and improvement.
Lusheng Che   +3 more
openaire   +2 more sources

Chemical and microbial mechanisms underpinning calcium-regulated suppression of cadmium bioavailability in alkaline paddy soil and cadmium accumulation in rice grain

open access: yesEcotoxicology and Environmental Safety
Lime is an effective amendment for reducing cadmium (Cd) bioavailability in acidic soils. However, the mechanisms underlying calcium (Ca)-Cd interactions during liming remain unclear. Here, the effects of different lime materials (CaO, Ca(OH)2, and CaCO3)
Xiaoyu Feng   +5 more
doaj   +1 more source

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