Results 21 to 30 of about 608,686 (265)

Quantifying the Performance of Micro-Compartmentalized Directed Evolution Protocols

open access: yesLife, 2020
High-throughput, in vitro approaches for the evolution of enzymes rely on a random micro-encapsulation to link phenotypes to genotypes, followed by screening or selection steps.
Adèle Dramé-Maigné   +3 more
doaj   +1 more source

The evaluation of heavy metals concentration related to PM10 in ambient air of Ahvaz city, Iran [PDF]

open access: yesJournal of Advances in Environmental Health Research, 2013
Airborne particulate matter along with volatile organic compounds, heavy metals, and other compounds have raised many concerns to many countries including Iran.
Mohammad Heidari-Farsani   +7 more
doaj   +1 more source

Chemical and Radiological Characterizations of the Desert Dust Coming from Northern Africa to Batman (Southeastern Turkey)

open access: yesCumhuriyet Science Journal, 2022
This work investigates the chemical and radiological characterizations of the dust coming from Sahara in North Africa to Batman city in the southeastern region of Turkey on 20 May 2017.
Dicle Bal Akkoca   +4 more
doaj   +1 more source

An Investigation on Soil Quality and Heavy Metal Levels in Soil of Rajbandh Waste Disposal Site at Khulna, Bangladesh [PDF]

open access: yesIranica Journal of Energy and Environment, 2017
The principle objective of this study was to evaluate the soil quality and the level of contamination of soil by heavy metals adapting various  developed  index  in  a  selected  waste disposal  site  at  Rajbandh,  Khulna,  Bangladesh.
K. Fahmida, I. M. Rafizul
doaj   +1 more source

Heavy metals in sediments and halophytes of saltmarshes in the Marano and Grado Lagoon (Northern Adriatic Sea)

open access: yesE3S Web of Conferences, 2013
The content of several heavy metals (As, Cd, Cr, Cu, Hg, Mn, Ni, Pb, Zn) was determined in sediments and in plants (the halophytes Sarcocornia fruticosa and Limonium vulgare) from two selected saltmarshes located in the Marano and Grado Lagoon (Northern ...
Emili A.   +3 more
doaj   +1 more source

CHARACTERIZATION OF HEAVY METALS ATMOSPHERIC DEPOSITION FOR ASSESSMENT OF URBAN ENVIRONMENTAL QUALITY IN THE BOLOGNA CITY (ITALY)

open access: yesEQA, 2011
The suburban area of Bologna city in southeast portion of Po Valley (Northern Italy) is characterized by high emission from industrial, urban, agriculture and traffic sources.
Livia Vittori Antisari   +4 more
doaj   +1 more source

Chemical and Mineralogical Composition of Soot and Ash from the Combustion of Peat Briquettes in Household Boilers

open access: yesEnergies, 2019
Soot and ash as residues from the combustion of peat briquettes were analysed by chemical and mineralogical methods. The study aimed to characterize combustion in domestic boilers of two different emission classes.
Jana Růžičková   +6 more
doaj   +1 more source

Pollution assessment and mercury speciation of small-scale gold mine (SSGM) tailings, sediments, and ore from Camarines Norte, Philippines

open access: yesJournal of Degraded and Mining Lands Management
The municipalities of Jose Panganiban and Paracale, Camarines Norte, are notable “mining districts,” where small-scale miners use mercury (Hg) to extract gold, despite its being banned under Republic Act 7076 of the People’s Small Scale Mining Act of ...
Kyla Mae T. Dela Cruz   +6 more
doaj   +1 more source

Comparison of Trace Element Deposition in Cupressus macrocarpa Leaves and Soils from a High-Pollution Area in the Puchuncaví Valley (Chile) Using a Biomonitoring Method

open access: yesAtmosphere, 2023
Located in the Puchuncaví Valley (PV) in central Chile is one of the most important and oldest industrial complexes (ICs) in the country. The PV is affected by anthropogenic emissions from the IC where the most important industry is a copper smelter and ...
Tamara Gorena   +3 more
doaj   +1 more source

Pollution Characteristics, Spatial Distribution, and Evaluation of Heavy Metal(loid)s in Farmland Soils in a Typical Mountainous Hilly Area in China

open access: yesFoods, 2023
Heavy metal(loid)s pollution in farmland soil is not only a serious environmental but also a human health-related issue. Accurate understanding and evaluation of heavy metal pollution levels in the soil are very important for sustainable agricultural ...
Guohui Shen   +7 more
doaj   +1 more source

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