Perturbations in the carbon budget of the tropics

J Grace, E Mitchard, E Gloor - Global Change Biology, 2014 - Wiley Online Library
The carbon budget of the tropics has been perturbed as a result of human influences. Here,
we attempt to construct a 'bottom‐up'analysis of the biological components of the budget as …

Critical transitions in the Amazon forest system

BM Flores, E Montoya, B Sakschewski, N Nascimento… - Nature, 2024 - nature.com
The possibility that the Amazon forest system could soon reach a tipping point, inducing
large-scale collapse, has raised global concern,–. For 65 million years, Amazonian forests …

Mauritia flexuosa palm swamp communities: natural or human-made? A palynological study of the Gran Sabana region (northern South America) within a neotropical …

V Rull, E Montoya - Quaternary Science Reviews, 2014 - Elsevier
Mauritia flexuosa Lf is one of the more widely distributed neotropical palms and is
intensively used by humans. This palm can grow in tropical rainforests or can develop a …

Climate variability and human impact in South America during the last 2000 years: synthesis and perspectives from pollen records

SGA Flantua, H Hooghiemstra, M Vuille… - Climate of the …, 2016 - cp.copernicus.org
An improved understanding of present-day climate variability and change relies on high-
quality data sets from the past 2 millennia. Global efforts to model regional climate modes …

Past human‐induced ecological legacies as a driver of modern Amazonian resilience

CNH McMichael, MB Bush, JC Jiménez… - People and …, 2023 - Wiley Online Library
People have modified landscapes throughout the Holocene (the last c. 11,700 years) by
modifying soils, burning forests, cultivating and domesticating plants, and directly and …

New insights from pre-Columbian land use and fire management in Amazonian dark earth forests

SY Maezumi, M Robinson, J De Souza… - Frontiers in Ecology …, 2018 - frontiersin.org
Anthropogenic climate change driven by increased carbon emissions is leading to more
severe fire seasons and increasing the frequency of mega-fires in the Amazon. This has the …

[HTML][HTML] Updated site compilation of the Latin American pollen database

SGA Flantua, H Hooghiemstra, EC Grimm… - Review of Palaeobotany …, 2015 - Elsevier
The updated inventory of the Latin American Pollen Database (LAPD) offers a wide range of
new insights. This paper presents a systematic compilation of palynological research in …

Tipping points induced by palaeo-human impacts can explain presence of savannah in Malagasy and global systems where forest is expected

GS Joseph, AR Rakotoarivelo… - Proceedings of the …, 2022 - royalsocietypublishing.org
Models aimed at understanding C4-savannah distribution for Australia, Africa and South
America support transition to forest at high mean annual precipitation (MAP), and savannah …

Human contribution to Amazonian plant diversity: Legacy of pre-Columbian land use in modern plant communities

E Montoya, U Lombardo, C Levis, GA Aymard… - … : patterns and processes, 2020 - Springer
Amazonia is the world's largest tropical forest and is globally important in terms of its
ecosystem services and extraordinarily high levels of biodiversity. The origin of this …

Fire incongruities can explain widespread landscape degradation in Madagascar's forests and grasslands

GS Joseph, CL Seymour… - Plants, People …, 2024 - Wiley Online Library
Societal Impact Statement The relationship between rainfall, fire and habitat can display
incongruencies. The 2021 Malagasy Grassy Biomes Workshop identified understanding fire …