Results 31 to 40 of about 180,116 (343)

Checklist of Amazonian gasteroid fungi (Agaricomycetidae, Phallomycetidae, Basidiomycota) [PDF]

open access: yesActa Amazonica, 2022
The Amazon rainforest is the largest tropical rainforest in the world, with high biodiversity of organisms. Despite the increasing knowledge about fungal diversity in the last few years, many fungal taxa, including gasteroid clades, are still poorly ...
Nathalia Mendonça de ASSIS   +4 more
doaj   +1 more source

Chagas Disease in Pregnant Women in the Peruvian Amazon Basin. Cross-Sectional Study

open access: yesFrontiers in Veterinary Science, 2020
Aims: To assess the prevalence of Chagas disease in pregnant women in Iquitos City, Peru.Material and Methods: Cross-sectional survey in 300 pregnant women in Iquitos (Peru) from 1 May 2019 to 15 June 2019.
José-Manuel Ramos-Rincón   +12 more
doaj   +1 more source

A potential collapse of the Atlantic Meridional Overturning Circulation may stabilise eastern Amazonian rainforests

open access: yesCommunications Earth & Environment, 2023
Observations and models suggest that the Amazon rainforest might transition to a savanna-like state in response to anthropogenic climate and land use change.
Da Nian   +6 more
doaj   +1 more source

Chillcottomyia Saigusa new to Europe (Diptera, Empidoidea, Hybotidae) [PDF]

open access: yesEvolutionary Systematics
A new species of Chillcottomyia Saigusa, 1986 is described from Portugal, C. ovaticornis sp. nov. This species represents the first record of Chillcottomyia from Europe.
Bradley J. Sinclair   +2 more
doaj   +3 more sources

Climatic legacy effects on the drought response of the Amazon rainforest

open access: yesGlobal Change Biology, 2022
Extreme precipitation and drought events are predicted to become more intense and more frequent over the Amazon rainforest. Because changes in forest dynamics could prompt strong feedback loops to the global climate, it is of crucial importance to gain ...
Johanna Van Passel   +6 more
semanticscholar   +1 more source

New records of Pelecinus polyturator (Drury) (Hymenoptera: Proctotrupoidea: Pelecinidae) for Brazil

open access: yesRevista Chilena de Entomología, 2020
Species of Pelecinidae are very uncommonly collected in Brazil, despite they are one of the largest and most remarkable species of Hymenoptera. Here in, we report new records of Pelecinus polyturator (Drury, 1773) for Acre, Maranhão (Amazon rainforest ...
Ana F. A. Sousa   +3 more
doaj   +1 more source

Acid rain in an Amazon rainforest [PDF]

open access: yesTellus B, 1983
Acid rain is reported from the Amazon territory of Venezuela. The volume weighted average pHwas 4.7 for 70 storms sampled from January 1979 through February 1980. At this location,remote from point sources of industrial pollution, acid rain might result from naturalbiogeochemical processes in the rainforest, from global atmospheric pollution, or from ...
Haines, Bruce   +3 more
openaire   +2 more sources

Comparative measurements of carbon dioxide fluxes from two nearby towers in a central Amazonian rainforest: the Manaus LBA site [PDF]

open access: yes, 2002
Forests around Manaus have staged the oldest and the longest forest-atmosphere CO2 exchange studies made anywhere in the Amazon. Since July 1999 the exchange of CO2, water, and energy, as well as weather variables, have been measured almost continuously ...
Araújo, A.C.   +11 more
core   +2 more sources

Spatial Interpolation of Air Pollutant and Meteorological Variables in Central Amazonia

open access: yesData, 2021
The Amazon Rainforest is highlighted by the global community both for its extensive vegetation cover that constantly suffers the effects of anthropic action and for its substantial biodiversity. This dataset presents data of meteorological variables from
Renato Okabayashi Miyaji   +6 more
doaj   +1 more source

Circular Bioeconomy in the Amazon Rainforest: Evaluation of Açaí Seed Ash as a Regional Solution for Partial Cement Replacement

open access: yesSustainability, 2022
Açaí seed ash (ASA) is a waste product from processing the açaí fruit and burning the seeds for cogeneration purposes. The present study evaluated the use of ASA from the Brazilian Amazon as partial Portland cement replacement in self-leveling mortars ...
J. Rocha   +6 more
semanticscholar   +1 more source

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