|
|
|
|
|
José Azinheira, Reginaldo Carvalho, Ely Paiva and Rafael Cordeiro
This paper proposes a new kind of airship actuator configuration for surveillance and environmental monitoring missions. We present the design and application of a six-propeller electrical airship (Noamini) with independent tilting propellers, allowing i...
ver más
|
|
|
|
|
|
|
|
|
|
|
Emili Bezerra, Salomão Mafalda, Ana Beatriz Alvarez, Diego Armando Uman-Flores, William Isaac Perez-Torres and Facundo Palomino-Quispe
Remote sensing involves actions to obtain information about an area located on Earth. In the Amazon region, the presence of clouds is a common occurrence, and the visualization of important terrestrial information in the image, like vegetation and temper...
ver más
|
|
|
|
|
|
|
|
|
|
|
Nathalia Celis, Alejandro Casallas, Ellie Anne Lopez-Barrera, Martina Felician, Massimo De Marchi and Salvatore E. Pappalardo
Recent times have witnessed wildfires causing harm to both ecological communities and urban?rural regions, underscoring the necessity to comprehend wildfire triggers and assess measures for mitigation. This research hones in on Cartagena del Chairá, divi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Marcos V. L. Sousa, Silas N. Melo, Juciana C. B. Souza, Carlos F. A. Silva, Yuri Feitosa and Lindon F. Matias
Protected areas (PAs) help in strategies for maintaining biodiversity and inhibiting deforestation of the Amazon rainforest. However, there are few studies that evaluate the effectiveness of lands protected by states (or federation units). Our goal was t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Santiago Cabrera, Marie Anne Eurie Forio, Koen Lock, Marte Vandenbroucke, Tania Oña, Miguel Gualoto, Peter L. M. Goethals and Christine Van der heyden
Adequate environmental management in tropical aquatic ecosystems is imperative. Given the lack of knowledge about functional diversity and bioassessment programs, management is missing the needed evidence on pollution and its effect on biodiversity and f...
ver más
|
|
|
|
|
|
|
|
|
|
|
Fabiola Guzmán-Uria, Isabel Morales-Belpaire, Dario Achá and Marc Pouilly
In rivers and other freshwater bodies, the presence of mercury can be due to direct contamination by anthropic activities such as gold mining. However, it can also be attributed to atmospheric deposition and erosion, runoff, or lixiviation from surroundi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tiago M. Condé, Niro Higuchi and Adriano J. N. Lima
Illegal selective logging and forest fires occur on a large scale in the northern Brazilian Amazon, contributing to an increase in tree mortality and a reduction in forest carbon stock. A total of 120 plots of 0.25 ha (30 ha) were installed in transition...
ver más
|
|
|
|
|
|
|
|
|
|
|
Rogert Sorí, José A. Marengo, Raquel Nieto, Anita Drumond and Luis Gimeno
The Amazon region, in South America, contains the largest rainforest and biodiversity in the world, and plays an important role in the regional and global hydrological cycle. In the present study, we identified the main sources of moisture of two subbasi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Flavio Justino, Frode Stordal, Edward K. Vizy, Kerry H. Cook and Marcos P. S. Pereira
Previous work suggests that changes in seasonality could lead to a 70% reduction in the extent of the Amazon rainforest. The primary cause of the dieback of the rainforest is a lengthening of the dry season due to a weakening of the large-scale tropical ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jaqueline Garcia-Yi
Cocaine is extracted from coca: a native bush from the Amazon rainforest. Coca is mostly grown in remote areas to avoid government intervention, and it has been increasingly cultivated inside protected areas (PAs). The effects of coca cultivation on the ...
ver más
|
|
|
|
|
|