Results 21 to 30 of about 4,191,383 (245)

Estimating tropical forest biomass with a combination of SAR image texture and Landsat TM data:an assessment of predictions between regions [PDF]

open access: yes, 2012
Quantifying the above ground biomass of tropical forests is critical for understanding the dynamics of carbon fluxes between terrestrial ecosystems and the atmosphere, as well as monitoring ecosystem responses to environmental change.
Foody, G. M.   +3 more
core   +1 more source

Above‐ground biomass and species richness in a Mediterranean salt marsh [PDF]

open access: yesJournal of Vegetation Science, 1993
Abstract.Species composition, above‐ground biomass and diversity of herbaceous communities were recorded in 50 sites on the upper salt marsh of the Guadalquivir delta (SW Spain). Through Canonical Correspondence Analysis relationships were shown between plant‐species characteristics abundance and environmental variables.
García, Luis V.   +3 more
openaire   +2 more sources

Mapping biomass with remote sensing: a comparison of methods for the case study of Uganda [PDF]

open access: yes, 2011
Background Assessing biomass is gaining increasing interest mainly for bioenergy, climate change research and mitigation activities, such as reducing emissions from deforestation and forest degradation and the role of conservation, sustainable management
Henry Matieu   +11 more
core   +1 more source

EFForTS-BEE Above-ground biomass

open access: yes, 2022
Above-ground biomass of the oil palms and the planted trees in EFFoRTS ...
Setiajiati, Fitta   +3 more
core   +1 more source

Decline in holm oak coppices (Quercus ilex L. subsp. ballota (Desf.) Samp.): biometric and physiological interpretations

open access: yesForest Systems, 2017
Aim of the study: To analyse the decline in aged holm oak coppice forests as regards above-ground and below-ground fractions and physiological features. Area of study: Centre of the Iberian Peninsula (Guadalajara province).
Rafael Serrada   +5 more
doaj   +1 more source

MODELLING ABOVE GROUND BIOMASS OF MANGROVE FOREST USING SENTINEL-1 IMAGERY [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Many studies have been conducted in the estimation of forest above ground biomass (AGB) using features from synthetic aperture radar (SAR). Specifically, L-band ALOS/PALSAR (wavelength ~23 cm) data is often used.
R. J. L. Argamosa   +7 more
doaj   +1 more source

Estimation of Leaf Area Index and Above-Ground Biomass of Winter Wheat Based on Optimal Spectral Index

open access: yesAgronomy, 2022
Leaf area index (LAI) and above-ground biomass are both vital indicators for evaluating crop growth and development, while rapid and non-destructive estimation of crop LAI and above-ground biomass is of considerable significance for crop field management.
Zijun Tang   +12 more
doaj   +1 more source

Estimation of above‐ground biomass of large tropical trees with terrestrial LiDAR [PDF]

open access: yesMethods in Ecology and Evolution, 2017
Abstract Tropical forest biomass is a crucial component of global carbon emission estimations. However, calibration and validation of such estimates require accurate and effective methods to estimate in situ above‐ground biomass (AGB). Present methods rely on allometric models that are highly uncertain for large tropical trees.
Gonzalez De Tanago, Jose   +11 more
openaire   +6 more sources

Statistical methodology for estimating health and above-ground biomass of forests

open access: yes, 2023
Global forests are highly relevant to the 13th and 15th goals of the United Nations (UN) Sustainable Development Goals (SGDs). These are focused on ’Climate Action’ and ’Life on Land’ respectively.
Turton, Amber Elizabeth
core   +1 more source

Quantifying Dynamics in Tropical Peat Swamp Forest Biomass with Multi- Temporal LiDAR Datasets [PDF]

open access: yes, 2013
Tropical peat swamp forests in Indonesia store huge amounts of carbon and are responsible for enormous carbon emissions every year due to forest degradation and deforestation.
Juilson Jubanski   +5 more
core   +1 more source

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