نتایج جستجو برای: vegetation dynamic

تعداد نتایج: 451846  

Journal: :Journal of the Japanese Institute of Landscape Architecture 1998

Journal: :Geoscientific Model Development 2022

Abstract. Lycopsids represent a distinct lineage of vascular plants with long evolutionary history including numerous extant and extinct species that started out as tiny herbaceous later went on to grow into forests tree-like structures. They enriched the soil carbon pool through newly developed root-like structures promoted microbial activity by providing organic matter. These enhanced dioxide...

Journal: :Land 2021

Understanding changes in urban vegetation is essential for ensuring sustainable and healthy cities, mitigating disturbances due to climate change, sustaining biodiversity, supporting human health wellbeing. This study investigates describes the distribution dynamic over a 15-year period Greater Melbourne, Australia. The how cover across Melbourne has changed at five-yearly intervals from 2001 2...

Journal: :IOP conference series 2022

Abstract Global spatial distribution of vegetation is determined jointly by climate, monsoon, ocean current and human activities. In recent decades, surface changes caused global warming, extreme climate events intensified activities need a further understood. this paper, we adopted available MODIS land cover dataset (MCD12Q1) to investigate the feature sand dynamics during past 20 years. Resul...

2003
E. Jeppesen

The turbidity of lakes is generally considered to be a smooth function of their nutrient status. However, recent results suggest that over a range of nutrient concentrations, shallow l&es can have two alternative equilibria: a clear state dominated by nquatic vegetation, and a turbid state characterized by high algal biomass. This bi-stability has important implications for the possibilities of...

2006

The relationship between vegetation phenology and climate is a crucial topic in global change research because it indicates dynamic responses of terrestrial ecosystems to climate changes. In this study, we investigate the possible impact of recent climate changes on growing season duration in the temperate vegetation of China, using the advanced very high resolution radiometer (AVHRR)/normalize...

Journal: :Philosophical Transactions of the Royal Society B: Biological Sciences 2008
S.A Cowling Y Shin E Pinto C.D Jones

To demonstrate the relationship between Amazonian vegetation and surface water dynamics, specifically, the recycling of water via evapotranspiration (ET), we compare two general circulation model experiments; one that couples the IS92a scenario of future CO2 emissions to a land-surface scheme with dynamic vegetation (coupled) and the other to fixed vegetation (uncoupled). Because the only diffe...

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