Results 181 to 190 of about 232,366 (358)

Decline in stability of forest productivity in the tropics as determined by canopy water content [PDF]

open access: gold, 2023
Feng Liu   +7 more
openalex   +1 more source

Cryostratigraphy of Rhythmic Segregated Ice in Colluvium and Implications for Permafrost Slope Stability

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT The amount and stratigraphic setting of ground ice in permafrost slopes is a key control on the style and magnitude of permafrost mass wasting. Understanding the spatial and stratigraphic variations in ground ice distribution on permafrost slopes is therefore a fundamental property in assessing the stability of permafrost hillslopes.
Joseph M. Young   +2 more
wiley   +1 more source

Detecting and attributing climate change effects on vegetation: Australia as a test case

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Climate change is contributing to vegetation changes that threaten life support systems. Yet, inherent climatic variability and past and present human actions—such as clearing, burning and grazing regimes—also alter vegetation and complicate understanding of vegetation change. Australian ecosystems exemplify such complexity.
Laura J. Williams   +14 more
wiley   +1 more source

Quantitative charachteristics of regeneration in natural and tree fall canopy gaps in the mixed beech stands, Northern Iran (Case Study: Namkhaneh district, Kheyrud Forest) [PDF]

open access: yesمجله جنگل ایران, 2015
Canopy gaps have an important role in constitution of the forest stand composition and natural regeneration establishment in the forest ecosystems. In the single selection method, forest manager try to improve the forest regeneration by the creation of ...
doaj  

Imaging spectroscopy reveals the effects of topography and logging on the leaf chemistry of tropical forest canopy trees. [PDF]

open access: yesGlob Chang Biol, 2020
Swinfield T   +17 more
europepmc   +1 more source

Resilience through diversity: The potential of modelling species and variety interactions to enhance resilience of production systems

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Agricultural production systems in the global North combine monocultures of specialised varieties and breeds with external interventions and inputs. Increasing the diversity of varieties, breeds and species may increase the system's resilience to external pressures through beneficial interactions.
Marinus J. M. Smulders   +13 more
wiley   +1 more source

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