Results 71 to 80 of about 875,043 (222)

Ariadnema polymorpha gen. et sp. nov. (Scytonemataceae, Cyanobacteria): A new heterocytous cyanobacterium with true and false branching from ruins in the Brazilian Atlantic Forest

open access: yesJournal of Phycology, EarlyView.
Abstract A novel heterocytous Cyanobacterium, Ariadnema polymorpha gen. et sp. nov., was observed in the northern Brazilian Atlantic Forest (BAF), a globally significant biodiversity hotspot that has microbiome diversity yet to be explored. Isolated from ancient sugarcane mill ruins within the BAF, the new genus (strain CCAPE130) exhibits a unique ...
Jefferson Vitor Melo Cabral   +3 more
wiley   +1 more source

WHAT ONCE WAS SHALL BE AGAIN: PALAEOLITHIC BIFACES AT THE NEOLITHIC SITE OF GIV'AT RABI EAST

open access: yesOxford Journal of Archaeology, EarlyView.
Summary Giv'at Rabi East is a Pre‐Pottery Neolithic B site located in northern Israel, interpreted as a flint workshop. One area has been spatially identified as a ‘biface locality’; it is characterized by the presence of finished axes and preforms alongside débitage. Interestingly, Acheulean bifaces have also been recovered from this area.
Ella Assaf
wiley   +1 more source

Las industrias líticas de Quillagua durante el Período Formativo, en el contexto del Norte Grande

open access: yesEstudios Atacameños
Si bien la materialidad lítica disminuye en cantidad y calidad en el Período Formativo, en el valle Quillagua se presenta bastante abundante, habiendo presencia de tres tipos de industrias diferenciadas en términos de funcionalidad de los sitios y no ...
Carlos Carrasco G
doaj   +1 more source

Recherches archéologiques à Dungo (Angola)

open access: yesAfrique Archéologie Arts, 2010
The sites of Dungo IV and V, southward of Baia Farta, in the Benguela Province (Angola) yielded a new knowledge of the stratigraphy of the Lower Palaolithic industries of that part of Angola.
Manuel Gutierrez   +8 more
doaj   +1 more source

Alternative approaches to dryland reclamation enhance vegetation cover and soil stability at a former uranium mine

open access: yesRestoration Ecology, EarlyView.
Abstract Introduction Conventional reclamation methods to recover dryland ecosystems after mineral extraction often have low success. Alternative reclamation techniques may help overcome the many challenges to establishing persistent native vegetation and stable soils.
Kathryn D. Eckhoff   +5 more
wiley   +1 more source

Tradition Itaparica and early lithic industry of Lapa do Boquete (Minas Gerais, Brazil)

open access: yesRevista do Museu de Arqueologia e Etnologia, 1995
Some archaeogists have grouped the early holocenic lithic industries of central Brazil in a wide paleo-indian horizon named Tradition Itaparica, which remains are mostly found in rockshelters.
Emílio Fogaça
doaj   +1 more source

Kunara Lithic Industry: A Preliminary Report

open access: yes, 2020
Kunara is located in Suleymanieh Province, in the North-Eastern part of Iraqi Kurdistan and excavated since 2012 by the Peramagron Project headed since 2015 by Dr. Aline Tenu. The lithic industry is composed of 102 artifacts made in both flint and obsidian. Flakes, blades and bladelets (unretouched and retouched) were found in all areas (A, B, C, D and
openaire   +1 more source

THE LITHIC INDUSTRY OF OBI-RAKHMAT GROTTO, UZBEKISTAN

open access: yesBulletin of the Indo-Pacific Prehistory Association, 2007
The analysis of the Obi-Rakhmat archaeological materials provides us with data suggesting a process of gradual transition from the Middle to Upper Paleolithic occurring in western Central Asia. The chronometric dates available for the site indicate that the developmental processes described above occurred prior to 50,000 years ago.
A.I. Krivoshapkin   +2 more
openaire   +1 more source

New Results From the Pre‐Pottery Neolithic Site of Al Uyaynah, Tabuk, in Northwestern Saudi Arabia

open access: yesArabian Archaeology and Epigraphy, Volume 37, Issue 1, Page 182-206, November 2026.
ABSTRACT Al Uyaynah is a low sandstone mound on an alluvial plain, long known for its extensive surface remains of stone‐built circular and rectangular structures. Following test excavations in 2012, more detailed excavation was undertaken in 2016 within one of the largest rectangular stone structures.
Khalid Alasmari   +6 more
wiley   +1 more source

LITHIC TECHNOLOGY OF THE SOSRUKO ROCKSHELTER EARLY HOLOCENE INDUSTRIES

open access: yesHistory, Archeology and Ethnography of the Caucasus, 2023
The paper discusses the emergence and spread of pressure blademaking in the Elbrus region of the North Caucasus. The results of the lithic technology analysis of the key stratified site of the Mesolithic Layers M-1 and M-2 of the Sosruko Rockshelter are presented. The materials from the excavations of 1955-1957, conducted by S.N.
openaire   +1 more source

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