Results 61 to 70 of about 204,416 (207)

Barcos mortíferos

open access: yes, 1939
Extractado de parade. Londres, septiembre de 1939.
openaire   +1 more source

Materials and methods for tagging purse seine and baitboat caught tunas [PDF]

open access: yes, 1973
ENGLISH: The percentages of return of purse seine-tagged yellowfin and baitboat- tagged yellowfin and skipjack subjected to various combinations of treatments were tested statistically to determine the effects of the treatments.
Bayliff, William H.
core  

For the Love of Water. Designing and Assessing a Sand Filter for Integral Sustainability Education

open access: yesEuropean Journal of Education, Volume 61, Issue 2, June 2026.
ABSTRACT Science education, from an early age, plays a key role in promoting sustainability. Within this framework, water emerges as a valuable resource for studying fundamental scientific principles and fostering critical reflection on its sustainable use.
Laura Salahange   +3 more
wiley   +1 more source

O Rio Purus como Estrada de Acesso ao Ensino Médio para Estudantes de Comunidades Tradicionais de Beruri - AM

open access: yesÁgora
Neste ensaio busca-se analisar o trajeto percorrido por estudantes, oriundos de comunidades tradicionais da Amazônia, pelo Rio Purus, em direção à Escola Estadual de Ensino Médio na cidade de Beruri.
Fabio Gomes da Silva   +2 more
doaj   +1 more source

Estimation of the abundance of yellowfin tuna, Thunnus albacares, by age groups and regions within the Eastern Pacific Ocean [PDF]

open access: yes, 1991
ENGLISH: Monthly estimates of the abundance of yellowfin tuna by age groups and regions within the eastern Pacific Ocean during 1970-1988 are made, using purse-seine catch rates, length-frequency samples, and results from cohort analysis.
Deriso, Richard B., Punsly, Richard G.
core  

Acute Music‐Frequency Exposure Modulates Salivary Stress and Neurotrophic Markers in Young Adults: A Randomized Controlled Trial

open access: yesBrain and Behavior, Volume 16, Issue 5, May 2026.
Distinct music frequencies used are as follows: – 528 Hz → BDNF & CREB (learning, memory, and neuroplasticity). – 432 Hz → GRP78 (cellular stress response marker). – Stroop Test → No immediate cognitive difference. Note that a frequency of 528 Hz showed a pattern compatible with enhanced neurotrophic signaling, while a frequency of 432 Hz was linked to
Ümmü Gülşen Bozok   +3 more
wiley   +1 more source

“The Future Is Ancestral”: The Environmental Cuir Utopias of Gabriela Cabezón Cámara

open access: yesFuture Humanities, Volume 4, Issue 1, May 2026.
ABSTRACT Argentinian author Gabriela Cabezón Cámara identifies as a “socio‐environmentalist and writer” and has been actively involved in the feminist movement #NiUnaMenos since 2015, alongside her growing engagement with environmental activism. She advocates for Indigenous land rights, water accessibility, and challenges offshore petroleum extraction ...
Victoria Jara
wiley   +1 more source

Extracellular Vesicles Derived from Osteogenically Induced Human Bone Marrow Mesenchymal Stem Cells Can Modulate Lineage Commitment

open access: yesStem Cell Reports, 2016
The effective osteogenic commitment of human bone marrow mesenchymal stem cells (hBMSCs) is critical for bone regenerative therapies. Extracellular vesicles (EVs) derived from hBMSCs have a regenerative potential that has been increasingly recognized ...
Margarida Martins   +4 more
doaj   +1 more source

SMART CITY CONTROL ROOMS: The Rewiring of Local Governance Landscapes in India

open access: yesInternational Journal of Urban and Regional Research, Volume 50, Issue 3, Page 626-643, May 2026.
Abstract Smart city control rooms are prominent components of the smart city discourse. They embody a long‐standing dream to visualize and manage multiple urban processes in real time through the collation of data flows. Previous research has produced important insights into the design, construction and operation of these facilities.
Devika Prakash   +2 more
wiley   +1 more source

Bioinspiring Chondrosia reniformis (Nardo, 1847) Collagen-Based Hydrogel: A New Extraction Method to Obtain a Sticky and Self-Healing Collagenous Material

open access: yesMarine Drugs, 2017
Collagen is a natural and abundant polymer that serves multiple functions in both invertebrates and vertebrates. As collagen is the natural scaffolding for cells, collagen-based hydrogels are regarded as ideal materials for tissue engineering ...
Dario Fassini   +3 more
doaj   +1 more source

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