Results 41 to 50 of about 1,149 (163)

Change of Cr, Co, and V Concentrations in Forest Trees by Species, Organ, and Soil Depth

open access: yesBioResources, 2023
Heavy metal pollution is one of the most important environmental problems threatening living organisms and environmental health. Thus, there is much research interest in monitoring and reducing heavy metal pollution. Plants’ potential to accumulate heavy
Ramazan Erdem
doaj   +2 more sources

Reconstructing post‐crisis recovery in the hinterlands of Constantinople: A high‐resolution first‐millennium CE pollen record from Lake Yeniçağa (NW Türkiye)

open access: yesJournal of Quaternary Science, Volume 41, Issue 3, Page 520-539, April 2026.
ABSTRACT Facing a novel plague pandemic, military invasions, and political–economic transformations, societies of the eastern Roman (Byzantine) empire had to adapt to a variety of pressures and new ways of exploiting their natural environments during the mid‐1st millennium CE.
Cristiano Vignola   +7 more
wiley   +1 more source

Effects of Pyrolysis Control Parameters on the Structural Properties of Biomass‐Derived Activated Carbon Materials and Their Energy Applications

open access: yesThe Chemical Record, Volume 26, Issue 3, March 2026.
Tubular pyrolysis synthesis is a widespread method to produce activated carbons (ACs). This review focuses on the different controlling parameters of the tubular pyrolysis synthesis method and their influence on the performance of synthesized ACs, thereby considering both experimental aspects and the use of plant‐based biomasses (PBBs) as feedstock ...
Meenal Gupta   +6 more
wiley   +1 more source

Effects of Black Pine Afforestation on Growth and Soil Properties at Reforested Postmine Sites in Kastamonu, Türkiye

open access: yesEcology and Evolution, Volume 16, Issue 2, February 2026.
This paper is the first study on the mine‐land rehabilitation sites to determine the effect of Black pine plantations. ABSTRACT Mining poses a significant threat to forest ecosystems due to its extensive degradation of vegetation, soils, and habitat structure.
Seray Özden Keleş, Osman Topaçoğlu
wiley   +1 more source

Simulation of surface fire to study the spread rate of it`s distribution in mixed hardwood [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2012
Wildfires as one of the natural events influence forest ecosystems. Global warming and it’s effect on lengthening of dry season along with accumulation of senesced litter may couple the effects of fire in forest ecosystems.
Mehran Nasiri   +2 more
doaj   +1 more source

The local paleoenvironment of Kalavan‐2 based on small‐vertebrate remains and its implications for human‐environment‐dynamics between 60 and 35 ka in the Armenian Highlands

open access: yesJournal of Quaternary Science, Volume 41, Issue 1, Page 153-177, January 2026.
ABSTRACT Kalavan‐2, a high‐altitude (∼1640 m a.s.l.) open‐air site in Armenia, preserves stratified Middle Paleolithic occupations with a rich small‐vertebrate record. Luminescence dating has placed site formation between ~60 and 45 ka, but without independent chronological control of the microvertebrate accumulation.
Dominik L. Rogall   +4 more
wiley   +1 more source

Effects of veneer drying at high temperature and chemical treatments on equilibrium moisture content of plywood

open access: yesMaderas: Ciencia y Tecnología, 2014
Moisture content (MC) is one of the most important factors that can affect many physical and mechanical properties of wood and veneers. MC strongly affects the final strength and durability of joints, development of surface checks in the wood and ...
Ismail Aydin
doaj  

Investigation on phenological stages of some trees species in the Caspian Region [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2001
In this investigation, the phenological stages of six important tree species in four elevations of three zones (east, west and central part of Caspian Region) have been studied.
Ali Reza Mirbadin, Mahmood Dastmalchi
doaj   +1 more source

Commodity risk assessment of Vitis spp. plants from Moldova

open access: yesEFSA Journal, Volume 24, Issue 1, January 2026.
Abstract The European Commission requests EFSA to provide scientific opinions in the field of plant health in accordance with Article 29 of Regulation (EC) No 178/2002. Annex VI of Commission Implementing Regulation (EU) 2019/2072 lists plants, plant products and other objects whose introduction into the Union from certain third countries is prohibited.
EFSA Panel on Plant Health (PLH)   +37 more
wiley   +1 more source

Some physical characteristics of thermally modified oriental-beech wood

open access: yesMaderas: Ciencia y Tecnología, 2014
Heat treatment of Oriental-beech (Fagus orientalis) wood was carried out by hot air in an oven for 2, 4, and 8 h at 140, 170, and 200°C. After heat treatment, some physical characteristics such as surface roughness, color, glossiness, and mass loss of ...
Ergun Baysal   +3 more
doaj  

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