Results 81 to 90 of about 15,050 (225)

Perbandingan Aktivitas Antioksidan Ekstrak Etanol Dan Heksana Dari Daun Gedi Merah (Abelmoschus Manihot) [PDF]

open access: yes, 2015
Penelitian ini bertujuan untuk menentukan perbandingan aktivitas antioksidan ekstrak etanol dan heksana daun gedi merah dalam menghambat proses oksidasi lipida.
Prawira, J. A. (Juan)
core  

Country level efficiency and national systems of entrepreneurship: a data envelopment analysis approach [PDF]

open access: yes, 2015
This paper tests the efficiency hypothesis of the knowledge spillover theory of entrepreneurship. Using a comprehensive database for 63 countries for 2012, we employ data envelopment analysis to directly test how countries capitalize on their available ...
Acs, Zoltan J.   +2 more
core   +2 more sources

Congo Basin Carbon Cycle Responses to Global Change

open access: yesGlobal Change Biology, Volume 32, Issue 1, January 2026.
Understanding the resilience of the Congo Basin carbon cycle in the face of current and future pressures requires a detailed understanding of its response to past and present drivers of change. Building on a pantropical framework of drivers and possible regional mechanisms for resilience, this review provides the first comprehensive assessment of Congo
Sarah Worden   +17 more
wiley   +1 more source

Assessment and improvement of GEDI canopy height estimation in tropical and temperate forests

open access: yesScience of Remote Sensing
The Global Ecosystem Dynamics Investigation (GEDI) relative height product provides 25 m diameter footprint information that can be used to estimate canopy height but with variably reported accuracy.
Myung-Sik Cho   +4 more
doaj   +1 more source

FORMULA PASTA DAN TEH DAUN GEDI MERAH (ABELMOSCHUS MANIHOT L.) SEBAGAI BAHAN TERAPI ALTERNATIF KOMPLEMENTER PERUBAHAN PROFIL LIPIDA PADA KASUS DISLIPIDEMIA (STUDI LABORATORIUM) [PDF]

open access: yes, 2016
Latar belakang : Dislipidemia merupakan faktor risiko penyakit kardiovaskuler yang menjadi penyebab utama kematian di dunia dan di Indonesia. Pengendalian hiperlipidemia dapat dilakukan melalui tanaman obat.
MARDIYONO, Mardiyono   +2 more
core  

The impact of urban concentration on countries’ competitiveness and entrepreneurial performance [PDF]

open access: yes, 2015
This paper aims to elaborate the role of Jacobs-type of agglomeration effects on countries’ competitiveness and entrepreneurial performance. Our research allows for a better understanding of the relationship that exists between a country’s urban system,
Komlósi, Éva, Páger, Balázs
core   +2 more sources

Mapping the density of giant trees in the Amazon

open access: yesNew Phytologist, Volume 249, Issue 1, Page 152-168, January 2026.
Summary Tall trees (height ≥ 60 m) are keystone elements of tropical forests, strongly influencing biodiversity, carbon storage, and ecosystem resilience. Yet, their density and spatial distribution remain poorly quantified, especially in remote Amazonian regions, limiting our understanding of their ecological roles and contribution to forest–climate ...
Robson Borges de Lima   +20 more
wiley   +1 more source

Impact of fire severity on forest structure and biomass stocks using NASA GEDI data. Insights from the 2020 and 2021 wildfire season in Spain and Portugal

open access: yesScience of Remote Sensing
Wildfires have been progressively shrinking the C sink capacity of forest accelerating climate change effects on forest biodiversity, especially where megafires are recurrent and of increased frequency such as in the Mediterranean.
Juan Guerra-Hernández   +3 more
doaj   +1 more source

The holy crown of Hungary, visible and invisible [PDF]

open access: yes, 2003
The eight-hundred-years-old Crown of St Stephen (the visible crown) has engendered in Hungary a singular, genuine national tradition which has been more enduring than traditions accorded to regalia in other European countries.
Peter, L.
core  

II Congreso del Autor Dramático Iberoamericano [PDF]

open access: yes, 1998
II Congreso del Autor Dramático ...
Unruh, Vicky
core   +2 more sources

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