Results 71 to 80 of about 4,256,851 (341)

Analytical solution of a model for complex food webs [PDF]

open access: yes, 2002
We investigate numerically and analytically a recently proposed model for food webs [Nature {\bf 404}, 180 (2000)] in the limit of large web sizes and sparse interaction matrices.
D. J. Watts   +20 more
core   +3 more sources

Enhancing Oncological Care for India's Aging Population: Addressing the Complex Needs of Older Adults With Cancer

open access: yesAging and Cancer, EarlyView.
Aging‐associated physiological and molecular alterations pose significant challenges in cancer management among India's elderly. Limited geriatric oncology expertise, financial constraints, and inadequate specialized care exacerbate disparities. Strategic expansion of insurance coverage, integration of palliative care, and infrastructural advancements ...
Nihanthy D. Sreenath   +3 more
wiley   +1 more source

Metaweb approach to unravel food web structures: Exploring environmental changes and biotic interactions in Korean stream ecosystems

open access: yesEcological Indicators
Understanding food webs is crucial for grasping ecosystem functions and energy flows. However, the inherent complexity and variability of food web structures pose significant challenges to community ecology.
Da-Yeong Lee   +3 more
doaj   +1 more source

Food Web Topology in High Mountain Lakes. [PDF]

open access: yesPLoS ONE, 2015
Although diversity and limnology of alpine lake systems are well studied, their food web structure and properties have rarely been addressed. Here, the topological food webs of three high mountain lakes in Central Spain were examined.
Javier Sánchez-Hernández   +2 more
doaj   +1 more source

Biodiversity in model ecosystems, II: Species assembly and food web structure

open access: yes, 2005
This is the second of two papers dedicated to the relationship between population models of competition and biodiversity. Here we consider species assembly models where the population dynamics is kept far from fixed points through the continuous ...
Bastolla, Ugo   +3 more
core   +1 more source

A Scoping Review on Artificial Intelligence–Supported Interventions for Nonpharmacologic Management of Chronic Rheumatic Diseases

open access: yesArthritis Care &Research, EarlyView.
This review summarizes artificial intelligence (AI)‐supported nonpharmacological interventions for adults with chronic rheumatic diseases, detailing their components, purpose, and current evidence base. We searched Embase, PubMed, Cochrane, and Scopus databases for studies describing AI‐supported interventions for adults with chronic rheumatic diseases.
Nirali Shah   +5 more
wiley   +1 more source

Stream food webs in tropical mountains rely on allochthonous carbon regardless of land use.

open access: yesPLoS ONE, 2023
The relative importance of allochthonous and autochthonous carbon (C) as sources of energy for tropical stream food webs remains an open question. Allochthonous C might be the main energy source for small and shaded forest streams, while autochthonous C ...
Alonso Ramírez   +12 more
doaj   +1 more source

Warming alters the energetic structure and function but not resilience of soil food webs

open access: yesNature Climate Change, 2017
Climate warming is predicted to alter the structure, stability, and functioning of food webs1–5. Yet, despite the importance of soil food webs for energy and nutrient turnover in terrestrial ecosystems, the effects of warming on these food webs ...
Benjamin Schwarz   +9 more
semanticscholar   +1 more source

Preferences for post‐traumatic osteoarthritis prevention strategies in individuals with anterior cruciate ligament injury

open access: yesArthritis Care &Research, Accepted Article.
Objectives There is growing interest in evaluating new strategies to delay or prevent post‐traumatic osteoarthritis (PTOA) in individuals who have sustained anterior cruciate ligament (ACL) injury. This study sought to determine characteristics of potential treatments that are acceptable to patients with ACL injury.
Kevin Kennedy   +9 more
wiley   +1 more source

Identifying compartments in ecological networks based on energy channels

open access: yesEcology and Evolution, 2018
It has been confirmed in many food webs that the interactions between species are divided into “compartments,” that is, subgroups of highly interacting taxa with few weak interactions between the subgroups.
Lei Zhao   +3 more
doaj   +1 more source

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