Results 131 to 140 of about 180,116 (343)

Yellow Fever Virus in Mosquitoes from Rainforest Bordering Manaus, Brazil, 2022

open access: yesEmerging Infectious Diseases
We detected yellow fever virus in Haemagogus mosquitoes collected in 2022 in an Amazon rainforest bordering Manaus, Brazil. The viral genome sequence occupied a basal position within the South American I genotype 1E lineage.
Victória Bernardi   +10 more
doaj   +1 more source

Height-diameter allometry of tropical forest trees [PDF]

open access: yes, 2011
Tropical tree height-diameter (H:D) relationships may vary by forest type and region making large-scale estimates of above-ground biomass subject to bias if they ignore these differences in stem allometry.
Affum-Baffoe, K.   +23 more
core   +1 more source

Height and phytotelm size affect the invertebrate communities of epiphytic bromeliads in the Amazon rainforest

open access: yesEcological Entomology, EarlyView.
The height at which epiphytic bromeliads are found affects the invertebrate community composition within them. The size of epiphytic bromeliads is positively correlated with species richness of both aquatic and terrestrial invertebrates. Whether bromeliads were found in primary or secondary forest did not have a significant effect on the community of ...
Xaali O'Reilly‐Berkeley   +6 more
wiley   +1 more source

An investigation into linearity with cumulative emissions of the climate and carbon cycle response in HadCM3LC [PDF]

open access: yes, 2016
We investigate the extent to which global mean temperature, precipitation, and the carbon cycle are constrained by cumulative carbon emissions throughout four experiments with a fully coupled climate-carbon cycle model.
B B B Booth   +10 more
core   +1 more source

Abiotic drivers of co‐occurrence and diversity patterns of Calopterygidae species in Amazonian protected freshwaters

open access: yesEcological Entomology, EarlyView.
Species co‐occurrences rely on their ability to explore similar or distinct available resources, and possible niche overlap can prevent their presence and establishment in a given site Damselflies of the Calopterygidae family demonstrated negative co‐occurrences in streams inside and outside PAs, highlighting that their ecological similarity is ...
Joás Silva Brito   +13 more
wiley   +1 more source

Variations in water use by a mature mangrove of Avicennia germinans, French Guiana [PDF]

open access: yes, 2009
In the tropical intertidal zones, little is known on water uptake by mangroves. Transpiration rates are generally measured at leaf level, but few studies exist on water use at tree or stand levels.
A. Granier   +38 more
core   +3 more sources

State Integration and Violence at the Margins: The Logic of Police Raids in Rio de Janeiro's Favelas

open access: yesThe Howard Journal of Crime and Justice, EarlyView.
ABSTRACT This paper investigates police raids in Rio de Janeiro's favelas through a property rights framework, exploring their organisational structure, motivations and implications. Using data from police reports, academic studies, NGOs and news sources, it examines why and how the state intervenes in these contested spaces.
Joseph Bouchard
wiley   +1 more source

Stable isotope data indicate origins of mislabelled historical bird specimens

open access: yesIbis, EarlyView.
Natural history specimens provide valuable insights across diverse research fields, but those needing more accurate metadata have limited scientific value. We applied stable isotope analysis to investigate the origin of 19th century Atlantic Forest bird specimens attributed to the northeastern Brazilian state of Pernambuco, which are the only records ...
Rafael Dantas Lima   +4 more
wiley   +1 more source

Not so deep in the rainforest: two new species of Anastrepha (Diptera, Tephritidae) and a pictorial key to species from Amazonas state, Brazil [PDF]

open access: yesZooKeys
Two new species, Anastrepha dorsidentata Uramoto, Zucchi, Araújo & Savaris and A. norrbomi Uramoto, Zucchi, Araújo & Savaris, from a fragment of the Amazon Rainforest in the city of Manaus, state of Amazonas, Brazil, are described and ...
Keiko Uramoto   +5 more
doaj   +3 more sources

Spatial variations of nitrogen trace gas emissions from tropical mountain forests in Nyungwe, Rwanda [PDF]

open access: yes, 2012
Globally, tropical forest soils represent the second largest source of N2O and NO. However, there is still considerable uncertainty on the spatial variability and soil properties controlling N trace gas emission.
Boeckx, Pascal   +7 more
core   +2 more sources

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