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| 1 | Airborne laser scanning of natural forests in New Zealand reveals the influences of wind on forest carbon显示文摘Background: Forests are a key component of the global carbon cycle, and research is needed into the effects of human-driven and natural processes on their carbon pools. Airborne laser scanning(ALS) produces detailed 3D maps of forest canopy structure from which aboveground carbon density can be estimated. Working with a ALS dataset collected over the 8049-km^2 Wellington Region of New Zealand we create maps of indigenous forest carbon and evaluate the influence of wind by examining how carbon storage varies with aspect. Storms flowing from the west are a common cause of disturbance in this region, and we hypothesised that west-facing forests exposed to these winds would be shorter than those in sheltered east-facing sites.Methods: The aboveground carbon density of 31 forest inventory plots located within the ALS survey region were used to develop estimation models relating carbon density to ALS information. Power-law models using rasters of top-of-the-canopy height were compared with models using tree-level information extracted from the ALS dataset. A forest carbon map with spatial resolution of 25 m was generated from ALS maps of forest height and the estimation models. The map was used to evaluate the influences of wind on forests.Results: Power-law models were slightly less accurate than tree-centric models(RMSE 35% vs 32%) but were selected for map generation for computational efficiency. The carbon map comprised 4.5 million natural forest pixels within which canopy height had been measured by ALS, providing an unprecedented dataset with which to examine drivers of carbon density. Forests facing in the direction of westerly storms stored less carbon, as hypothesised. They had much greater above-ground carbon density for a given height than any of 14 tropical forests previously analysed by the same approach, and had exceptionally high basal areas for their height. We speculate that strong winds have kept forests short without impeding basal area growth.Conclusion: Simple estimation models based on top-of-the canopy height are almost as accurate as state-of-the-art tree-centric approaches, which require more computing power. High-resolution carbon maps produced by ALS provide powerful datasets for evaluating the environmental drivers of forest structure, such as wind. | David A. Coomes Daniel Safka James Shepherd Michele Dalponte Robert Holdaway | 2018 | Forest Ecosystems2018,5,2: | 3 |
| 2 | The causes of land-use and land-cover change: moving beyond the myths显示文摘 | Eric F. Lambin B.L. Turner Helmut J. Geist Samuel B. Agbola Arild Angelsen John W. Bruce Oliver T. Coomes Rodolfo Dirzo Günther Fischer Carl Folke P.S. George Katherine Homewood Jacques Imbernon Rik Leemans Xiubin Li Emilio F. Moran Michael Mortimore P.S. | 2001 | Global Environmental Change2001,,4: | 2 |
| 3 | A general integrative framework for modelling woody biomass production and carbon sequestration rates in forests显示文摘 | Coomes D A Holdaway R J Kobe R K | 2012 | Journal of Ecology2012,100,1: | 1 |
| 4 | Global wood density database 显示文摘 | Zanne AE Lopez-Gonzalez G Coomes DA | 2009 | Dryad Digital Repository2009,,: | 1 |
| 5 | Above ground biomass estimation in an African tropical forest with lidar and hyperspectral data显示文摘 | Gaia Vaglio Laurin Qi Chen Jeremy A. Lindsell David A. Coomes Fabio Del Frate Leila Guerriero Francesco Pirotti Riccardo Valentini | 2014 | ISPRS Journal of Photogrammetry and Remote Sensing2014,,: | 1 |
| 6 | Forest transitions : Towards a global understanding of land use change 显示文摘 | Rudel T K Coomes O T Moran E | 2005 | Global Environmental Change2005,15,: | 1 |
| 7 | G protein - coupled receptor kinase GRK5 phosphorylates moesin and regulates metastasis in prostate cancer显示文摘 | Chakraborty P K Zhang Y Coomes A S | 2014 | Cancer Res2014,74,13: | 1 |
| 8 | The physical and surface chemical characteristics of activated carbons and the adsorption of methylene blue from wastewater显示文摘 | WANGSB ZHU Z H COOMES A | 2005 | J Colloid Interf Sci2005,284,: | 1 |
| 9 | Consistencies in post-dispersal seed predation of temperate fleshy-fruit- ed species among seasons, years and sites 显示文摘 | KOLLMANN J COOMES D A WHITE S M | 1998 | Funct Ecol1998,12,4: | 1 |
| 10 | A comparison of 12 tree species of Amazonian caatinga using growth rates in gaps and understorey,and allometric relationships显示文摘 | Coomes DA Grubb PJ | | 0,,: | 1 |
| 11 | Methotrexate in atherogenesis and cholesterol metabolism显示文摘 | Coomes E Chan ES Reiss AB | 2011 | Cholesterol2011,20,11: | 1 |
| 12 | Forest transitions:towards a global understanding of land use change显示文摘 | Rudel T K Coomes O T Moran E | 2005 | Global Environmental Change2005,15,1: | 1 |
| 13 | Forest transitions: towards a global understanding of land use change 显示文摘 | Rudel Thomas K Coomes Oliver T Moran Emilio | 2005 | Global Environmental Change2005,15,1: | 1 |
| 14 | Amazonian Peasants, Rain Forest Use, and Income Generation: The Role of Wealth and Geographical Factors显示文摘 | Takasaki Y Barhan B L Coomes O T | 2001 | Society and Natural Reseurces2001,14,4: | 1 |
| 15 | Forest transitions: towards a global understanding of land use change显示文摘 | Thomas K. Rudel Oliver T. Coomes Emilio Moran Frederic Achard Arild Angelsen Jianchu Xu Eric Lambin | 2005 | Global Environmental Change2005,,1: | 1 |
| 16 | TLR9-induced interfer- on p is associated with protection from gammaherpesvirus-induced exacerbation of lung fibrosis显示文摘 | Luckhardt TR Coomes SM Trujillo G' | 2011 | Fibrogenesis Tissue Repair2011,4,: | 1 |
| 17 | Projections from the auditory cortex to the superior olivary complex in guinea pigs显示文摘 | COOMES D L SCHOFIELD B R | 2004 | Eur J Neurosci2004,19,: | 1 |
| 18 | Mortality and tree-size distributions in natural mixed-age forests显示文摘 | Coomes DA Allen RB | | 0,,: | 1 |
| 19 | Colonization, tolerance, competition and seed-size variation within functional groups 显示文摘 | Coomes DA Grubb PJ 2003 | 2003 | Trends in Ecology and Evolution2003,18,6: | 1 |
| 20 | Plasticity within the ct~~CD4+ T-cell lineage: when, how and what for?显示文摘 | Coomes SM Pelly VS Wilson MS | 2013 | Open Biol2013,3,12: | 1 |