Results 51 to 60 of about 22,622,664 (324)

Temporal Stability of Plant Species α-Diversity in Alpine Grasslands of the Tibetan Plateau and Their Implications for Biodiversity Conservation

open access: yesAgronomy
The temporal stability of alpine plant α-diversity remains poorly understood, constraining predictions of biodiversity dynamics. Here, this study examined spatiotemporal patterns in the temporal stability of plant α-diversity (species richness, Shannon ...
Tianyu Li   +4 more
doaj   +1 more source

Hotspots of Yield Loss for Four Crops of the Belt and Road Terrestrial Countries under 1.5 °C Global Warming

open access: yesLand, 2022
The Fifth Assessment Report of the Intergovernmental Panel on Climate change (IPCC) shows that climate change poses severe risks to the Belt and Road region and could cut future crop production.
Miao Tong, Erfu Dai, Chunsheng Wu
doaj   +1 more source

Environmental Noise and Nonlinear Relaxation in Biological Systems [PDF]

open access: yes, 2011
We analyse the effects of environmental noise in three different biological systems: (i) mating behaviour of individuals of \emph{Nezara viridula} (L.) (Heteroptera Pentatomidae); (ii) polymer translocation in crowded solution; (iii) an ecosystem ...
Adorno, D. Persano   +10 more
core   +1 more source

Aggressive prostate cancer is associated with pericyte dysfunction

open access: yesMolecular Oncology, EarlyView.
Tumor‐produced TGF‐β drives pericyte dysfunction in prostate cancer. This dysfunction is characterized by downregulation of some canonical pericyte markers (i.e., DES, CSPG4, and ACTA2) while maintaining the expression of others (i.e., PDGFRB, NOTCH3, and RGS5).
Anabel Martinez‐Romero   +11 more
wiley   +1 more source

Geo-Distribution Patterns of Soil Fungal Community of Pennisetum flaccidum in Tibet

open access: yesJournal of Fungi, 2022
Pennisetum flaccidum can be used as a pioneer species for the restoration of degraded grasslands and as a high-quality forage for local yak and sheep in alpine regions.
Guangyu Zhang, Zhenxi Shen, Gang Fu
doaj   +1 more source

Entropy evaluation sheds light on ecosystem complexity

open access: yes, 2018
Preserving biodiversity and ecosystem stability is a challenge that can be pursued through modern statistical mechanics modeling. Here we introduce a variational maximum entropy-based algorithm to evaluate the entropy in a minimal ecosystem on a lattice ...
Miotto, Mattia, Monacelli, Lorenzo
core   +1 more source

Forest landscape restoration in the drylands of Latin America [PDF]

open access: yes, 2012
Forest Landscape Restoration (FLR) involves the ecological restoration of degraded forest landscapes, with the aim of benefiting both biodiversity and human well-being.
del Castillo, R.F   +9 more
core   +7 more sources

Strength through diversity: how cancers thrive when clones cooperate

open access: yesMolecular Oncology, EarlyView.
Intratumor heterogeneity can offer direct benefits to the tumor through cooperation between different clones. In this review, Kuiken et al. discuss existing evidence for clonal cooperativity to identify overarching principles, and highlight how novel technological developments could address remaining open questions.
Marije C. Kuiken   +3 more
wiley   +1 more source

Automating SLA-Driven API Development with SLA4OAI [PDF]

open access: yes, 2019
The OpenAPI Specification (OAS) is the de facto standard to describe RESTful APIs from a functional perspective. OAS has been a success due to its simple model and the wide ecosystem of tools supporting the SLA-Driven API development lifecycle ...
Fernández Montes, Pablo   +2 more
core   +1 more source

Assessment of Methods for Land Surface Temperature Retrieval from Landsat-5 TM Images Applicable to Multiscale Tree-Grass Ecosystem Modeling

open access: yesRemote Sensing, 2014
Land Surface Temperature (LST) is one of the key inputs for Soil-Vegetation-Atmosphere transfer modeling in terrestrial ecosystems. In the frame of BIOSPEC (Linking spectral information at different spatial scales with biophysical parameters of ...
L. Vlassova   +5 more
semanticscholar   +1 more source

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