Results 131 to 140 of about 228,777 (360)

Stable Isotope Analysis as a Tool to Prevent Illicit Wildlife Trade of Songbirds in Brazil

open access: yesAnimal Conservation, EarlyView.
Feather isotopes provide clear differences between wild and captive songbirds in Brazil. Combining multiple isotopes improved classification accuracy and revealed individuals falsely declared as captive‐bred. These results demonstrate the potential of isotope analysis to detect wildlife laundering in the bird trade.
Luiza Brasileiro   +4 more
wiley   +1 more source

Volumen 14 (1)

open access: yesEcología Austral, 2016
Volumen 14 (1)
Ecología Austral
doaj  

Resenha de “A Ecologia de Marx: materialismo e natureza” de John Bellamy Foster: Uma mirada a partir da Amazônia

open access: yesCadernos CEPEC
O trabalho que apresentamos tem como objetivo resenhar a obra de Foster, mas não somente, busca-se também dialogar criticamente com o autor a partir de um espaço específico de debate ambiental: a Amazônia e sua significação natural e histórica, mesmo que
Jose Raimundo Trindade
doaj   +1 more source

The First Archaeomagnetic Age at Tiwanaku and Implications for Dating Andean Metallurgical Furnaces

open access: yesArchaeometry, EarlyView.
ABSTRACT This paper presents the first archaeomagnetic dating at Tiwanaku (Andean Altiplano). We compared the geomagnetic field values recorded by a metallurgical furnace against an updated SHAWQ2k‐SH global model and a regional intensity curve, both of which include, for the first time, high‐quality intensity data from the Southern Hemisphere. Results
Judit del Río   +6 more
wiley   +1 more source

Volumen 19 (3)

open access: yesEcología Austral, 2009
Volumen 19 (3)
Ecología Austral
doaj  

A ECOSOFIA DE FÉLIX GUATTARI: UMA ANÁLISE DA FILOSOFIA PARA AS QUESTÕES AMBIENTAIS

open access: yesCadernos Cajuína
Resumo: O conceito de Ecosofia foi criado pelo filósofo francês Félix Guattari, que expressa às formas como os sujeitos interagem entre si e com o meio ambiente.
Kellison Lima Cavalcante
doaj   +1 more source

Utilização de princípios e métodos da ecologia da paisagem em ordenamento florestal [PDF]

open access: yes, 1999
Portugal dispõe actualmente de condições para a implementação com sucesso de planos de ordenamento florestal concebidos a partir do conhecimento do funcionamento ecológico do território e por isso compatíveis com a conservação da natureza e da ...
Azevedo, João
core  

Morphology of Guard Hairs in Amazonian Marsupials: Intergeneric Variation, Habitat and Habit Association in a Phylogenetic Framework of the Order Didelphimorphia

open access: yesActa Zoologica, EarlyView.
ABSTRACT The cuticle and medulla of guard hairs exhibit distinct morphological patterns among mammalian species. To investigate this variability in marsupials from the Brazilian Amazon, we analysed guard hairs from nine Didelphimorphia species and incorporated data from an additional 25 didelphid species.
Matheus M. Bitencourt   +4 more
wiley   +1 more source

Volumen 18 (1)

open access: yesEcología Austral, 2008
Volumen 18 (1)
Ecología Austral
doaj  

Effects of parachute science on local research capacity 降落伞科学对当地研究能力的影响

open access: yesConservation Biology, EarlyView.
Abstract Strengthening research capacity is essential to address the global biodiversity crisis. Yet, parachute science often undermines this goal, and its prevalence, costs, and benefits are unclear. We analyzed 13,502 publications on primate research that we extracted from Scopus (1960–2022) to evaluate the effects of parachute science on local ...
Li Yang   +11 more
wiley   +1 more source

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