Amazon hydrology from space: scientific advances and future challenges

AC Fassoni‐Andrade, AS Fleischmann… - Reviews of …, 2021 - Wiley Online Library
As the largest river basin on Earth, the Amazon is of major importance to the world's climate
and water resources. Over the past decades, advances in satellite‐based remote sensing …

High impact weather events in the Andes

G Poveda, JC Espinoza, MD Zuluaga… - Frontiers in Earth …, 2020 - frontiersin.org
Owing to the extraordinary latitudinal extent, a strong orographic variability with very high
mountain tops, and the presence of deep valleys and steep slopes, the Andes and the …

The South American monsoon approaches a critical transition in response to deforestation

N Bochow, N Boers - Science Advances, 2023 - science.org
The Amazon rainforest is threatened by land-use change and increasing drought and fire
frequency. Studies suggest an abrupt dieback of large parts of the rainforest after partial …

Increased climate pressure on the agricultural frontier in the Eastern Amazonia–Cerrado transition zone

JA Marengo, JC Jimenez, JC Espinoza, AP Cunha… - Scientific reports, 2022 - nature.com
Several large-scale drivers of both anthropogenic and natural environmental changes are
interacting nonlinearly in the transition zone between eastern Amazonia and the adjacent …

[HTML][HTML] The new historical flood of 2021 in the Amazon River compared to major floods of the 21st century: atmospheric features in the context of the intensification of …

JC Espinoza, JA Marengo, J Schongart… - Weather and Climate …, 2022 - Elsevier
In June 2021 a new extreme flood was reported in the Amazon Basin, the largest
hydrological system on Earth. During this event water level was above 29 m (the emergency …

Recurrent droughts increase risk of cascading tipping events by outpacing adaptive capacities in the Amazon rainforest

N Wunderling, A Staal, B Sakschewski… - Proceedings of the …, 2022 - National Acad Sciences
Tipping elements are nonlinear subsystems of the Earth system that have the potential to
abruptly shift to another state if environmental change occurs close to a critical threshold …

Contrasting North–South changes in Amazon wet-day and dry-day frequency and related atmospheric features (1981–2017)

JC Espinoza, J Ronchail, JA Marengo, H Segura - Climate Dynamics, 2019 - Springer
This study provides an updated analysis of the evolution of seasonal rainfall intensity in the
Amazon basin, considering the 1981–2017 period and based on HOP (interpolated HYBAM …

Effects of Amazon basin deforestation on regional atmospheric circulation and water vapor transport towards tropical South America

M Ruiz-Vásquez, PA Arias, JA Martínez, JC Espinoza - Climate Dynamics, 2020 - Springer
The water cycle over the Amazon basin is a regulatory mechanism for regional and global
climate. The atmospheric moisture evaporated from this basin represents an important …

Observed and projected hydroclimate changes in the Andes

JD Pabón-Caicedo, PA Arias, AF Carril… - Frontiers in Earth …, 2020 - frontiersin.org
The Andes is the most biodiverse region across the globe. In addition, some of the largest
urban areas in South America are located within this region. Therefore, ecosystems and …

Changes in atmospheric circulation and evapotranspiration are reducing rainfall in the Brazilian Cerrado

GS Hofmann, RC Silva, EJ Weber, AA Barbosa… - Scientific Reports, 2023 - nature.com
Here we analyze the trends of rainfall and the frequency of rainy days over the Brazilian
Cerrado between 1960 and 2021 in four distinct periods according to the seasonal patterns …