Impacts of large herbivores on terrestrial ecosystems

RM Pringle, JO Abraham, TM Anderson, TC Coverdale… - Current Biology, 2023 - cell.com
Large herbivores play unique ecological roles and are disproportionately imperiled by
human activity. As many wild populations dwindle towards extinction, and as interest grows …

Improving above ground biomass estimates of Southern Africa dryland forests by combining Sentinel-1 SAR and Sentinel-2 multispectral imagery

RM David, NJ Rosser, DNM Donoghue - Remote Sensing of Environment, 2022 - Elsevier
Having the ability to make accurate assessments of above ground biomass (AGB) at high
spatial resolution is invaluable for the management of dryland forest resources in areas at …

New policies for old trees: averting a global crisis in a keystone ecological structure

DB Lindenmayer, WF Laurance, JF Franklin… - Conservation …, 2014 - Wiley Online Library
Large old trees are critical organisms and ecological structures in forests, woodlands,
savannas, and agricultural and urban environments. They play many essential ecological …

The consequences of replacing wildlife with livestock in Africa

GP Hempson, S Archibald, WJ Bond - Scientific reports, 2017 - nature.com
The extirpation of native wildlife species and widespread establishment of livestock farming
has dramatically distorted large mammal herbivore communities across the globe …

Ecological consequences of sexually selected traits: an eco-evolutionary perspective

ST Giery, CA Layman - The Quarterly Review of Biology, 2019 - journals.uchicago.edu
Evolution is rapidly gaining attention as an important driver of ecological process. Yet,
evolution via sexual selection has generally been omitted from this emerging synthesis. Our …

Landscape‐scale effects of herbivores on treefall in African savannas

GP Asner, SR Levick - Ecology letters, 2012 - Wiley Online Library
Herbivores cause treefalls in African savannas, but rates are unknown at large scales
required to forecast changes in biodiversity and ecosystem processes. We combined …

Ecosystem‐scale effects of megafauna in African savannas

GP Asner, N Vaughn, IPJ Smit, S Levick - Ecography, 2016 - Wiley Online Library
Natural protected areas are critically important in the effort to prevent large‐scale
megafaunal extinctions caused by hunting and habitat degradation. Yet such protection can …

Native ungulates of diverse body sizes collectively regulate long‐term woody plant demography and structure of a semi‐arid savanna

M Sankaran, DJ Augustine, J Ratnam - Journal of Ecology, 2013 - Wiley Online Library
Large mammalian herbivores are well recognized to play important roles in regulating
woody cover and biomass in savannas, but the extent to which browsing ungulates are …

An examination of the potential efficacy of high‐intensity fires for reversing woody encroachment in savannas

IPJ Smit, GP Asner, N Govender… - Journal of Applied …, 2016 - Wiley Online Library
Frequent fires are often proposed as a way of preventing woody encroachment in savannas,
yet few studies have examined whether high‐intensity fires can effectively reverse woody …

Elephant movement closely tracks precipitation-driven vegetation dynamics in a Kenyan forest-savanna landscape

G Bohrer, PSA Beck, SM Ngene, AK Skidmore… - Movement Ecology, 2014 - Springer
Background This study investigates the ranging behavior of elephants in relation to
precipitation-driven dynamics of vegetation. Movement data were acquired for five bachelors …