Results 81 to 90 of about 71,969 (296)

Amazonian historical ecologies

open access: yesJournal of the Royal Anthropological Institute, 2006
Historical ecology may be defined as the undertaking of a diachronic analysis of living ecological systems, with the view to accounting more fully for their structural and functional properties. Historical ecology, more an approach or a research strategy than a paradigm, addresses a central question: ‘How does environmental change ...
openaire   +1 more source

The dynamics of nongame bird breeding ecology in Iowa alfalfa fields

open access: yes, 1989
The bird community of alfalfa (Medicago sativa) hayfields are similar to those found on prairies (grasslands). In Iowa, less than 0.02% of presettlement prairie remains (Smith 1981).
Frawley, Brian
core   +1 more source

Merging process ecology and historical materialism to study capitalism dynamics: lessons from Gran Chaco [PDF]

open access: yes, 2021
1. The current pattern of anthropization of the biosphere, which has led scientist to coin the term Anthropocene, cannot be properly understood without accounting for the specific dynamics of capitalism. 2.
Ceddia, M. Graziano   +7 more
core  

Machine Learning‐Driven Prediction of Microplastic Aging Processes and Environmental Risk Assessment Across Multi‐Media Systems

open access: yesAdvanced Science, EarlyView.
This perspective proposes a cohesive machine learning strategy to decode microplastic aging. It advocates for Federated Learning to dismantle global data silos and introduces the TRACE framework (TRansport, Aging, Corona, Ecotoxicity). By integrating physics‐informed modeling with causal discovery, this approach bridges the laboratory‐field gap to ...
Yaping Lyu   +6 more
wiley   +1 more source

The Spatiotemporal Genetic Architecture of Seed Vigor in Upland Cotton

open access: yesAdvanced Science, EarlyView.
Leveraging the semi‐automated SeedRanger platform, we profiled the germination kinetics of 356 cotton accessions at a 30‐min interval. This high‐throughput phenomic approach delineated a temporal genetic network comprising 541 stage‐specific loci. Crucially, functional validation identified FLA2 as a pivotal, auxin‐modulated regulator that orchestrates
Luyao Wang   +32 more
wiley   +1 more source

T2T Genome Assembly and Multi‐Omics Data Reveal Terrestrial Adaptation and Mucus Biosynthesis in Tropical Leatherleaf Slug (Laevicaulis alte)

open access: yesAdvanced Science, EarlyView.
A gap‐free genome assembly and multi‐omics comparison of the terrestrial slug Laevichaulis alte with an aquatic relative reveal that expansion of the VEGF family orchestrates mucus production, lipid metabolism, and immune defense—highlighting key molecular innovations for conquering life on land.
Gang Wang   +19 more
wiley   +1 more source

Historical Landscape Ecology of the Favorita Park in Palermo (Sicily)

open access: yes, 2021
Historical Landscape Ecology of the Favorita Park in ...
Gianguzzi L.   +4 more
core  

A Single‐Cell Transcriptomic Atlas of the Ovine Rumen Microbiome Characterizes Lineage‐Specific Metabolic Shifts Associated with Host Heat Tolerance

open access: yesAdvanced Science, EarlyView.
An optimized single‐cell transcriptomic framework profiles over 60 000 cells to map the ovine rumen microbiome, partitioning the ecosystem into seven cross‐species functional clusters. In heat‐resistant hosts, a lineage‐specific metabolic shift in Anaerovibrio lipolyticus toward a highly glycolytic phenotype contributes to a “nutritional sparing ...
Sanbao Zhang   +8 more
wiley   +1 more source

Tandem Duplication‐Driven Neofunctionalization of UDP‐Glycosyltransferases Shapes the Diversification of Triterpenoid Saponins in the Cucurbitaceae

open access: yesAdvanced Science, EarlyView.
We present a chromosome‐level genome assembly of Siraitia grosvenorii and, through comparative genomics, uncover a conserved UGT73 tandem array driving triterpenoid saponin diversification in Cucurbitaceae. Crystalized SgUGT73AM30 further reveals the regioselectivity mechanism underlying its catalytic activity.
Guangyi Wang   +13 more
wiley   +1 more source

Constellating cultivation: texturing agroecological legacies with a mixed-methods approach in Hawaiʻi

open access: yesEcology and Society
Indigenous agroecological practices have been identified as sustainable place-based practices supporting community resilience and revitalizing biocultural landscapes in Hawaiʻi.
Gina McGuire   +3 more
doaj   +1 more source

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