Results 61 to 70 of about 6,264 (209)

Drought resistance drives population temporal stability of annuals in drylands

open access: yesJournal of Ecology, Volume 114, Issue 2, February 2026.
We examined how functional traits determine population temporal stability in 178 populations of winter annuals across Mediterranean, semi‐arid and arid climates over 13 years. Traits conferring higher drought resistance were consistently associated with greater stability in open habitats, whereas shrub microhabitats altered or reversed this pattern ...
Johanne Gresse   +6 more
wiley   +1 more source

Floristic composition and above-ground net primary production in natural grasslands on basaltic deep soils

open access: yesAgrociencia Uruguay, 2021
In natural grasslands of the basaltic region, livestock management is applied traditionally associated with continuous high stocking density resulting in the degradation of natural grasslands.
Patricia Cecilia Basile Lorenzo   +2 more
doaj   +1 more source

Grassland productivity limited by multiple nutrients [PDF]

open access: yes, 2015
Terrestrial ecosystem productivity is widely accepted to be nutrient limited1. Although nitrogen (N) is deemed a key determinant of aboveground net primary production (ANPP)2,3, the prevalence of co-limitation by N and phosphorus (P) is increasingly ...
Adler, Peter B.   +38 more
core   +4 more sources

Controls on Seasonal Atmosphere‐Ecosystem Carbon Dioxide Exchanges in a Temperate Salt Marsh

open access: yesGlobal Change Biology, Volume 32, Issue 2, February 2026.
We quantified net ecosystem exchange of carbon dioxide in a Spartina alterniflora salt marsh on the eastern shore of Virginia using eddy‐covariance measurements from March 2016 to February 2017. Peak carbon dioxide uptake occurred during summer, with tidal inundation reducing both daytime assimilation and nighttime respiration, while diffuse light ...
Jesus Ruiz‐Plancarte   +2 more
wiley   +1 more source

Divergent Responses of Grassland Productivity to Large-Scale Atmospheric Circulations Across Ecoregions on the Mongolian Plateau

open access: yesAtmosphere
The Mongolian Plateau grassland (MPG) is critical for ecological conservation and sustainability of regional pastoral economies. Aboveground net primary productivity (ANPP) is a key indicator of grassland health and function, which is highly sensitive to
Cuicui Jiao   +5 more
doaj   +1 more source

Natural and land-use drivers of primary production in a highly vulnerable region of livestock production (Sierras del Este – Uruguay)

open access: yesJournal of Agriculture and Rural Development in the Tropics and Subtropics, 2019
Sierras del Este is one of the two regions in Uruguay that are most vulnerable to climate change. A relevant vulnerability factor is the variability of the natural grasslands’ productivity.
Ismael Díaz   +3 more
doaj   +1 more source

Impact of climate change on primary production of Inner Mongolian grasslands

open access: yesGlobal Ecology and Conservation, 2020
Climate change has dramatic impacts on the aboveground net primary productivity (ANPP) of grassland ecosystems. Understanding the impacts of interannual climate change on grassland ecosystems allows strategies to be developed for their sustainable ...
Rina Su   +5 more
doaj   +1 more source

Wadi Agriculture Future Insight: Soil, Topographical, Agricultural, and Human Perspectives in Rahma Bedouin Village, Hanegev Highlands, Israel

open access: yesGeography, Environment, Sustainability, 2022
The Arab peninsula suffers from intense wadi erosion, which is been expressed by a dense net of wadis that are correlated by overland flows to their surrounded landforms (e.g. loess slopes and rocky grounds).
Amir Mor-Mussery, Salem El-Freijat
doaj   +1 more source

Assessing Land Degradation/Recovery in the African Sahel from Long-Term Earth Observation Based Primary Productivity and Precipitation Relationships [PDF]

open access: yes, 2013
The ‘rain use efficiency’ (RUE) may be defined as the ratio of above-ground net primary productivity (ANPP) to annual precipitation, and it is claimed to be a conservative property of the vegetation cover in drylands, if the vegetation cover is not ...
Alcaraz-Segura   +64 more
core   +3 more sources

A Scoping Review of the Emergence of Novel Synthetic Opioids in Australian Drug Markets: What Does This Mean for Harm Reduction Responses?

open access: yesDrug and Alcohol Review, Volume 45, Issue 1, January 2026.
ABSTRACT Issues Rising synthetic opioid deaths in North America, and the emergence of nitazene harms has driven concern about novel synthetic opioids (NSO) in Australia. This scoping review aimed to map what is known about NSOs in Australia. Approach Scoping review of peer‐reviewed and grey literature on NSO detections and harms.
Emmanuel Mammoliti   +2 more
wiley   +1 more source

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