Results 11 to 20 of about 6,100 (186)

Large Igneous Province Record Through Time and Implications for Secular Environmental Changes and Geological Time‐Scale Boundaries

open access: yesGeophysical Monograph Series, Page 1-26., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Richard E. Ernst   +8 more
wiley  

+6 more sources

Treetop shelter of a neotropical river otter cub (Lontra longicaudis - Carnivora: Mustelidae) in an Amazonian flooded forest Abrigo em copa de árvore de filhote de lontra neotropical (Lontra longicaudis - Carnivora: Mustelidae) em floresta inundável amazônica

open access: yesActa Amazonica, 2007
The finding of a Neotropical river otter (Lontra longicaudis) cub occupying a shelter in a hollowed treetop is reported. The observation was made in a seasonally flooded forest in Central Amazonia, during the high water peak of the annual inundation ...
Pedro Manuel Ribeiro Simões dos Santos   +2 more
doaj   +1 more source

Diversidade de Larvas de Leptophlebiidae (Insecta: Ephemeroptera) da Reserva Florestal Adolpho Ducke, Manaus, AM.

open access: yesEntomoBrasilis, 2008
A Reserva Florestal Adolpho Ducke (RFAD) é um fragmento de 10.000 hectares em conflito geográfico com a cidade de Manaus. O conhecimento da diversidade dos Ephemeroptera na RFAD é fundamental uma vez que estes organismos são elementos biológicos ...
Claudio Rabelo dos Santos-Neto   +2 more
doaj   +1 more source

Descrição de duas espécies novas de Pselaphinae (Coleoptera: Staphylinidae) da Amazônia Central Brasileira [PDF]

open access: yesActa Amazonica, 1998
Duas espécies novas de Pselaphinae (Coleoptera: Staphylinidae) da Amazônia Central Brasileira são descritas e ilustradas: Metopiosoma carinata sp. n. e Rhytus amazonicum sp. n.
Heliana R. N OLIVEIRA   +1 more
doaj   +1 more source

New species and new records of Manota Williston from Colombia, Brazilian Amazonia, and Costa Rica (Diptera, Mycetophilidae)

open access: yesZooKeys, 2017
The following five species are described as new: Manota clava sp. n. (Colombia), Manota multilobata sp. n. (Colombia), Manota perplexa sp. n. (Costa Rica), Manota setilobata sp. n. (Colombia) and Manota subaristata sp. n. (Colombia).
Olavi Kurina   +2 more
doaj   +3 more sources

ONGs, expertise e o mercado do desenvolvimento sustentável: a certificação florestal na Amazônia brasileira

open access: yesNovos Cadernos NAEA, 2008
This paper analizes the process of the construction of the Forestry certification – the label of the Forest Stewardship Council (FSC) – as a mechanism to combat the predatory exploitation of the natural resources from the Brazilian Amazonia.
Marcelo Sampaio Carneiro
doaj   +1 more source

A AMAZÔNIA AZUL SOB A PERSPECTIVA DA ECONOMIA POLÍTICA DO MAR

open access: yesRevista da Escola de Guerra Naval, 2021
Sob a perspectiva da Economia Política do Mar, a Amazônia Azul é compreendida como área de exploração exclusiva brasileira com a capacidade de gerar riqueza através de um cluster sustentável, principalmente após a consecução de políticas públicas e de ...
Bernardo Salgado Rodrigues
doaj   +1 more source

Andean Mountain Building Did not Preclude Dispersal of Lowland Epiphytic Orchids in the Neotropics

open access: yesScientific Reports, 2017
The Andean uplift is one of the major orographic events in the New World and has impacted considerably the diversification of numerous Neotropical lineages.
Oscar Alejandro Pérez-Escobar   +6 more
doaj   +1 more source

Bionomia e chave para imaturos e adultos de Simulium (Diptera: Simuliidae) na Amazônia Central, Brasil [PDF]

open access: yesActa Amazonica, 2001
O presente estudo teve como objetivos apresentar informações bionômicas e de distribuição sobre larvas e pupas de simulídeos na Amazônia Central, delimitada aqui como Manaus (AM) e municípios nos arredores (Presidente Figueiredo, Itacoatiara, Careiro da ...
Neusa Η AMADA, Peter Η. ABLER
doaj   +1 more source

Influence of edapho-climatic factors on the sporulation and colonization of arbuscular mycorrhizal fungi in two Amazonian native fruit species

open access: yesBrazilian Archives of Biology and Technology, 2010
Arbuscular mycorrhizal fungi (AMF) colonization and spore numbers in the rhizosphere of two fruit species, Paullinia cupana Mart. and Theobroma grandiflorum Schum., growing in a terra firme ecosystem in Central Amazonia were studied from August 1998 to ...
Arlem Nascimento de Oliveira   +1 more
doaj   +1 more source

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