Direct and indirect human contributions to terrestrial carbon fluxes

a workshop summary by Robert D. Copp

Publisher: National Academies Press in Washington, D.C

Written in English
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Edition Notes

Statementby Rob Coppock and Stephanie Johnson.
ContributionsJohnson, Stephanie., National Research Council (U.S.)
LC ClassificationsQC981.8 .C5 C74 2004
The Physical Object
Paginationxii, 80 p. ;
Number of Pages80
ID Numbers
Open LibraryOL3433659M
ISBN 100309092264, 030953254X
LC Control Number2005273153

  Given the complexity of tidal influences, increasing the number of continuous, ecosystem‐scale measurements of atmospheric CO 2 fluxes is needed to better understand the direct and indirect influence of tides on carbon exchanges in coastal wetlands, and improve our ability to predict how these ecosystems will respond to sea level rise and Cited by: Terrestrial Fluxes of Sediments and. Nutrients to Pacific Coastal Waters and Their Effects on Coastal Carbon Storage Rates. By Brian A. Bergamaschi, Richard A. Smith, Michael J. Sauer, and. Jhih‑Shyang Shih Chapter 11 of. Baseline and Projected Future Carbon Storage and Greenhouse-Gas Fluxes in Ecosystems of the Western United States.   [1] Terrestrial water vapor fluxes represent one of the largest movements of mass and energy in the Earth's outer spheres, yet the relative contributions of abiotic water vapor fluxes and those that are regulated solely by the physiology of plants remain poorly constrained. By interpreting differences in the oxygen‐18 and deuterium content of precipitation and river water, a methodology Cited by: The Carbon Cycle and Atmospheric Carbon Dioxide Executive Summary CO 2 concentration trends and budgets Before the Industrial Era, circa , atmospheric carbon dioxide (CO 2) concentration was ±10 ppm for several thousand years. It has risen continuously since then, reaching ppm in File Size: KB.

The carbon cycle is the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the is the main component of biological compounds as well as a major component of many minerals such as limestone. Along with the nitrogen cycle and the water cycle, the carbon cycle comprises a sequence of events that are key to . The Global Carbon Cycle offers a scientific assessment of the state of current knowledge of the carbon cycle by the world's leading scientists sponsored by SCOPE and the Global Carbon Project, and other international partners. It gives an introductory over-view of the carbon cycle, with multidisciplinary contributions covering biological. The carbon cycle involves the movement of carbon between the atmosphere, biosphere, oceans and geosphere. Since the Industrial Revolution approximately years ago, human activities such as the burning of fossil fuels and deforestation have begun to have an effect on the carbon cycle and the rise of carbon dioxide in the atmosphere. However, a framework to attribute the indirect contributions of land cover to radiative forcing and the climate system—including effects on seasonal and interannual soil moisture and latent/sensible heat, evapotranspiration, biogeochemical cycle (CO 2) fluxes from soils and plants, aerosol and aerosol precursor emissions, ozone precursor.

To assess the effect of enhanced nitrogen deposition and CO 2 on European carbon uptake we used a terrestrial biogeochemical model BIOME-BGC (version with carbon and nitrogen allocation routine from ), which calculates water, carbon, and nitrogen pools dynamics as well as their fluxes on a daily basis[16,30]. The model is driven by Cited by: The terrestrial carbon (C) cycle has a great role in influencing the climate with complex interactions that are spatially and temporally variable and scale-related. Hence, it is essential that we fully understand the scale-specific complexities of the terrestrial C-cycle towards (1) strategic design of monitoring and experimental initiatives and (2) also developing conceptualizations for Cited by: 4. The terrestrial ecosystems of North America have been identified as a sink of atmospheric CO 2 though there is no consensus on the magnitude. However, the emissions of non-CO 2 greenhouse gases (CH 4 and N 2 O) may offset or even overturn the climate cooling effect induced by the CO 2 sink. Using a coupled biogeochemical model, in this study, we have estimated the combined global warming Cited by: The knowledge that you get from Direct and Indirect Human Contributions to Terrestrial Carbon Fluxes: A Workshop Summary is the more deep you rooting the information that hide inside the words the more you get considering reading it. It does not mean that this book .

Direct and indirect human contributions to terrestrial carbon fluxes by Robert D. Copp Download PDF EPUB FB2

Embeddable Widget - Direct and Indirect Human Contributions to Terrestrial Carbon Fluxes: A Workshop Summary | The National Academies Press. Direct and Indirect Human Contributions to Terrestrial Carbon Fluxes A Workshop Summary (). DIRECT AND INDIRECT HUMAN CONTRIBUTIONS TO TERRESTRIAL CARBON FLUXES.

A Workshop Summary. By Rob Coppock and Stephanie Johnson. Board on Agriculture and Natural Resources. Division on Earth and Life Studies. NATIONAL RESEARCH COUNCIL OF THE NATIONAL ACADEMIES.

Direct and Indirect Human Contributions to Terrestrial Carbon Fluxes: A Workshop Summary Get This Book Buy Paperback | $ Buy Ebook | $ MyNAP members save 10% online.

Direct and indirect human contributions to terrestrial carbon fluxes: a workshop summary Author: Robert D Copp ; Stephanie Johnson ; National Research Council (U.S.). Direct and indirect human contributions to terrestrial carbon fluxes.

Washington, D.C.: National Academies Press, © (DLC) (OCoLC) Material Type: Document, Internet resource: Document Type: Internet Resource, Computer File: All Authors / Contributors: Rob Coppock; Stephanie Johnson.

The Science Base for Direct and Indirect Human Contribution to Carbon Fluxes Arrhenius first predicted human-induced global warming over years ago based on principles of CO2 as a greenhouse gas (Arrhenius, ).

However, it was only after. Buy Direct and Indirect Human Contributions to Terrestrial Carbon Fluxes: A Workshop Summary by Rob Coppock, Stephanie Johnson, Board on Agriculture and Natural Resources, Division on Earth and Life Studies, National Research Council, National Academy of Sciences (ISBN: ) from Amazon's Book Store.

indirect and direct human-induced effects on terrestrial carbon (C) sinks and sources. The attribution of C flux quantities to their underlying drivers is a prerequisite to understanding the influence of the terrestrial biosphere on future atmospheric CO2 growth, and the C fluxes that.

Human-induced changes in carbon fluxes across the land-ocean interface can influence the global carbon cycle, yet the impacts of rapid urbanization and establishment of wastewater treatment plants. Telecoupled natural-human systems are analyzed within an economy-wide framework.

• Each driver’s contributions to soy trade, land use and carbon fluxes are quantified. • China’s macroeconomic growth played the most important role in global soybean boom. Direct and indirect human contributions to terrestrial carbon fluxes book Crop productivity growth in Brazil contributed to its cropland expansion.

•Cited by: The capacity to partition natural, indirect, and direct human-induced effects on terrestrial carbon (C) sources and sinks is necessary to be able to predict future terrestrial C dynamics and thus their influence on atmospheric CO 2 growth.

However, it will take a number of years before we can better attribute quantitative estimates of the contribution of various C processes to the net C by: The capacity to partition natural, indirect, and direct human-induced effects on terrestrial carbon (C) sources and sinks is necessary to be able to predict future terrestrial C dynamics and thus.

Weixin Cheng, Alexander Gershenson, in The Rhizosphere, Publisher Summary. This chapter discusses carbon fluxes in the rhizosphere. Terrestrial ecosystems are intimately connected to atmospheric CO 2 levels through photosynthetic fixation of CO 2, sequestration of C in biomass and soils, and the subsequent release of CO 2 through respiration and decomposition of organic matter.

Terrestrial Biospheric Carbon Fluxes Quantification of Sinks and Sources of CO2. Editors: Wisniewski, Joe, Sampson, R Terrestrial Bioshperic Carbon Fluxes Quantification of Sinks and Sources of CO2 Pages Contribution of Temperate Forests to the World’s Carbon Budget.

Pages   Direct and indirect effects of climate change on soil microbial communities and routes of feedback to global warming through carbon dioxide by: Continental-scale carbon fluxes estimated from forest inventories, eddy flux measurements, and atmospheric inverse model studies led to conflicting results when compared for the same region.

Ning Zeng et al. used the VEGAS terrestrial biosphere model to show that enhanced mid-latitude agricultural productivity contributed 45% of the increasing amplitude of global net surface carbon Cited by: Attributing greenhouse gas emissions associated with land use and land use change to direct and indirect human and natural drivers: a modelling study to estimate their relative importance.

Atthe contribution of direct, quasi‐direct, and potential indirect carbon change to the cumulative LULCC change in land carbon stock is estimated from our diagnostic model to be 39%, 17%, and 44%, respectively (Figure 4a and Table 4).Cited by: In this study, we defined the direct effects of climatic drivers as the climatic effects (CE) and the effects of ecological and physiological changes (i.e., the changes in photosynthetic and respiratory responses to climate) on the IAV in carbon (C) fluxes caused by either climate or other factors ((3)–(6) above-mentioned) as the biotic Cited by: Terrestrial Biospheric Carbon Fluxes Quantification of Sinks and Sources of CO 2.

Editors (view affiliations) Terrestrial Bioshperic Carbon Fluxes Quantification of Sinks and Sources of CO 2. Neil Sampson, Michael Apps, Sandra Brown, C.

Vernon Cole, John Downing, Linda S. Heath et al. About this book. A substantial amount of atmospheric carbon taken up on land is transported laterally from upland terrestrial ecosystems to the ocean.

A synthesis of the available literature suggests that human Cited by: Effects of aerosol-induced radiation perturbation and hydrometeorological feedbacks on CO 2 concentrations are investigated. Current aerosol loading is estimated to enhance annual terrestrial carbon sink by Pg C yr −1 (21%) over China.

Aerosols reduce summer CO 2 concentrations by ppm, with the largest reduction being above 2 ppm. Diffuse fraction increment is the dominant Author: Xiaodong Xie, Tijian Wang, Xu Yue, Shu Li, Bingliang Zhuang, Minghuai Wang.

A New Approach for Satellite Monitoring of Pan-Arctic Terrestrial CO2 Exchange. We are developing a new satellite-based approach for regional assessment and monitoring of terrestrial net carbon exchange (NEE) for the pan-Arctic; NEE quantifies the magnitude and direction of land-atmosphere net CO2 exchange and is a fundamental measure of the balance between carbon uptake by vegetation net.

Despite increasing human consumption of water, there was a general upward trend in continental-scale river runoff during the past century. Some researchers claim that this is due to climate by: between direct and indirect effects of human activity on car-bon stocks. However, subtle management activities, such as can explain the net flux of carbon from terrestrial ecosystems.

The answer to the question is important for pre- are listed in order of their net contribution to the flux of car-HOUGHTON AND GOODALE The U.S. Carbon Budget: Contributions from Land-Use Change Article (PDF Available) in Science () August with Reads How we measure 'reads'.

Fluxes of Carbon. The global net flux of carbon from LULCC increased from about Pg C yr −1 in to a peak of nearly Pg C yr −1 in the s (and a spike of Pg C yr −1 in36% of which was from burning of Southeast Asia peatlands) before declining to ~ Pg C yr −1 during last 10 years, – (Figure 3).Cited by:   Here we use a process-based model of the terrestrial biosphere 4,5 to evaluate the overall impact of anthropogenic nitrogen inputs on terrestrial ecosystem carbon and nitrous oxide fluxes Cited by: Baseline Carbon Storage, Carbon.

Sequestration, and Greenhouse-Gas Fluxes in Terrestrial Ecosystems of the Western United States. By Shuguang Liu, Jinxun Liu, Claudia J. Young, Jeremy M. Werner, Yiping Wu, Zhengpeng Li, Devendra Dahal, Jennifer Oeding, Gail L.

Schmidt, Terry L. Sohl, Todd J. Hawbaker, and Benjamin M. Sleeter Chapter 5 ofFile Size: 3MB. [1] We investigated the potential effects of elevated ozone (O 3) along with climate variability, increasing CO 2, and land use change on net primary productivity (NPP) and carbon storage in China's terrestrial ecosystems for the period – with a process‐based Dynamic Land Ecosystem Model (DLEM) forced by the gridded data of historical tropospheric O 3 and other environmental by: Human Interactions With The Carbon Cycle: Summary Of A Workshop by Paul C.

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Introduction. There is a rising call to shift the focus of conservation from protecting single species to a broader focus on protecting species as members of biotic communities and ecosystems (Ray et al.Soule et al.Dobson et al.Sinclair and ByromEstes et al.

).This call stems from the recognition that species are functionally interdependent through direct and Cited by: