sustainable land management practices pdf

Ngày tải lên: 20/06/2014, 18:20

...  Carbondioxide(CO 2 )isabsorbedby land andvegetationthroughtheprocessofphotosynthesis.The netemissionsarenegative(sequestration)andsubstantial,offsettingapproximately884MMTCO 2 E,or approximately13%oftotalemissionsin2006. 114 Thecarbonsequestrationandstorageprovidedby land canbepreservedthough sustainable land management practices, andcanbeenhancedby restorationof land, suchasreforestationofcontaminated land.   Theemissionsestimateforthe land basedcarbonsinkisgivenbytheInventory.Specifically,Chapter7, Land Use, Land UseChange,andForestry,providesanassessmentofthenetGHGfluxresultingfrom theusesandchangesin land typesandforestsintheU.S.,includingnetemissionsfromforestland remainingforestland,croplandremainingcropland, land convertedtocropland,grasslandremaining grassland, land convertedtograssland,settlementsremainingsettlements,landfillyardtrimmings,and ... T on =Timeperiodoftransition,defaultis1yearforcarbonlosses AlthoughthisequationissimilartotheequationusedtoestimatecarbonlossesinDOM(seebelow),it isnotinaccordancewiththe2006IPCCGuidelines.Theguidelinesrecommendagreaterdegreeof disaggregationoflandusedatabyclimateandsoiltype.Theequationaboverepresentsa simplificationofthevariabilityofcarboncontentsinsoilthatexistsonregionalandnationalscales.The soilcarbonstockfortheoldlandusecategory(Cs o )wasbasedoninformationfordifferentecosystem typespresentedinthe2000IPCCreportonLandUse,LanduseChange,andForestry. 117 Thesoil carbonstockforthenewlandusecategoryofsettlements(Cs n )wasbasedonafractionofCs o .For forestlandandgrassland,thefractionwas0.5andforcropland,thefractionwas0.8.GuoandGifford (2002)observedthatlandusechangesofforestlandtocroplandandpasturelandtocroplandresulted insoilcarbondecreasesof42%and59%,respectively. 118 Theestimateforthisprojectassumesthat theconversionofforestlandorgrasslandtourbanlandisequivalenttoaconversiontocropland(bo removeexistingvegetationandcausesignificantsoildisturbance);therefore,GuoandGiffordswork supportsthiseffortsestimationofa50%lossassociatedwiththisconversion.Itisestimatedthatsoils underforestsorgrasslandswillloseapproximately50%oftheoriginalorganiccarbonwhenthelandis convertedtodevelopedland.Theselossesareaconsequenceofboththeremovalofsurfacesoils(to providesuitablebuildingfoundation)andnaturaloxidationwhenthesoilisgradedfollowingremoval ofthevegetativecover.Lossesfromcroplandsareonlyexpectedtobe20%becausethesesoilsalready undergoperiodictillageandthemajorityofnaturaloxidationwillalreadyhaveoccurred.Aliterature reviewforthisprojectdidnotidentifyotherstudiescomparabletoGuoandGifford(2002)that estimatedsoilcarbonlossesassociatedwithconvertingcroplandtourbanland.Therefore,the20%soil carbonlossestimatefordevelopmentofcroplandintourbanlandisbasedonbestprofessional judgment. th ...  Carbondioxide(CO 2 )isabsorbedby land andvegetationthroughtheprocessofphotosynthesis.The netemissionsarenegative(sequestration)andsubstantial,offsettingapproximately884MMTCO 2 E,or approximately13%oftotalemissionsin2006. 114 Thecarbonsequestrationandstorageprovidedby land canbepreservedthough sustainable land management practices, andcanbeenhancedby restorationof land, suchasreforestationofcontaminated land.   Theemissionsestimateforthe land basedcarbonsinkisgivenbytheInventory.Specifically,Chapter7, Land Use, Land UseChange,andForestry,providesanassessmentofthenetGHGfluxresultingfrom theusesandchangesin land typesandforestsintheU.S.,includingnetemissionsfromforestland remainingforestland,croplandremainingcropland, land convertedtocropland,grasslandremaining grassland, land convertedtograssland,settlementsremainingsettlements,landfillyardtrimmings,and ...

Ngày tải lên: 21/02/2014, 12:20

... of land degradation, rehabilitation / reclamation of denuded land Origin: Externally - recent (<10 years ago) Land use: Grazing land: Extensive grazing land (before), Forests / woodlands: ... http://www.wocat.net/fileadmin/user_upload/documents/QT_and_QA/AppQuestE .pdf ã CategorisationSystem .pdf (pdf, 87kb): http://www.wocat.net/fileadmin/user_upload/documents/QT_and_QA/CategorisationSystem .pdf Russian Questionnaires ã TechQuestRU .pdf (pdf, 848kb): ... formation, and potential landslides. Land use Climate Degradation Conservation measure Extensive grazing land Grazing land: Extensive grazing land (before) Forests / woodlands: Plantations,...

Ngày tải lên: 23/03/2014, 08:21

Ngày tải lên: 20/06/2014, 18:20

Ngày tải lên: 20/06/2014, 18:20

Ngày tải lên: 20/06/2014, 18:20

Ngày tải lên: 20/06/2014, 18:20

Ngày tải lên: 20/06/2014, 18:20

Ngày tải lên: 20/06/2014, 18:20

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Ngày tải lên: 21/02/2014, 05:20

... training material contents 1. ENVIRONEMNT MANAGEMENT IN POND AQUACULTURE 1.1. Why environment management 1.1. What influences water quality 1.2. Environment management of culture area and ponds ... quality of a organization 1.2 Current Quality management 1.3 New approach in quality management 1.3.1 Quality requirement with WTO 1.3.2 Quality management following the whole production chain ... Dr Le Van Khoa (Fisheries disease management) 3. MSc Nguyen Xuan Suc (Management and development of communities) 4. MSc Mai Van Ha (Fisheries environment management) Trainees: o 15 provincial...

Ngày tải lên: 21/06/2014, 06:20

... SUSTAINABLE FOREST CASE STUDIES MANAGEMENT Edited by Jorge Martín-García and Julio Javier Diez Sustainable Forest Management – Case Studies 14 Ecological ... transferable knowledge. CFEMI is designed for communication and management Sustainable Forest Management – Case Studies 34 industrial practices in the forestry and agricultural sectors (tenure ... Catchment Forestry Management Strategies – Perspectives and Constraints for Integrated Water Resources Management in Pangani Basin. In: J.O. Ngana (ed.). Water Resources Management - The Case...

Ngày tải lên: 28/06/2014, 17:20

Ngày tải lên: 08/08/2014, 01:22

Ngày tải lên: 12/08/2014, 18:21

... 2004 LAND CRUISER (EWD548U) 86 G ELECTRICAL WIRING ROUTING : Location of Connector Joining Wire Harness and Wire Harness : Location of Ground Points 2004 LAND CRUISER (EWD548U) 75 Memo 2004 LAND ... of this manual. 2004 LAND CRUISER (EWD548U) 78 G ELECTRICAL WIRING ROUTING : Location of Connector Joining Wire Harness and Wire Harness : Location of Ground Points 2004 LAND CRUISER (EWD548U) 89 G Connector ... Lights 2004 LAND CRUISER (EWD548U) 4 B HOW TO USE THIS MANUAL ∗ The system shown here is an EXAMPLE ONLY. It is different to the actual circuit shown in the SYSTEM CIRCUITS SECTION. 2004 LAND CRUISER...

Ngày tải lên: 23/08/2012, 10:12

... reporting and analysis, working capital management (including cash management, receivables management, inventory management) , fixed asset Financial management practices: ã ã ã ã ã ã Accounting ... management 71 3.3.4 The specific areas of financial management 72 3.4 FINANCIAL MANAGEMENT PRACTICES 76 3.4.1 The context of financial management practices 76 3.4.2 Accounting information systems ... financial management. In this study the context of financial management practices include accounting information systems, financial reporting and analysis, cash management, receivable management, ...

Ngày tải lên: 06/11/2012, 10:26

... 5:13:08 PM Professional SharePoint đ 2007 Web Content Management Development Foreword xxiii Introduction xxv Chapter 1: Embarking on Web Content Management Projects 1 Chapter 2: Windows SharePoint ... 2007 and Web Content Management, ” and Chapter 17, “Content Deployment.” Bob German ( http://blogs.msdn.com/bobgerman ) contributed Chapter 1, “Embarking on Web Content Management Projects,” ... interactive marketing, customer relationship management, business intelligence, portals, and collaboration to application and product development and infrastructure management. A special thanks to Jason...

Ngày tải lên: 10/12/2013, 14:15

... wizard từ bên trong Exchange Management Console. Trong phần hai của loạt bài này, chúng tôi sẽ tiếp tục giới thiệu về quá trình chuyển đổi này nhưng sử dụng Exchange Management Shell.   Hình ... trong Exchange Management Console, bạn không thể chuyển hơn 4 mailbox cùng một thời điểm, mặc dù vậy bạn lại có thể thay đổi số luồng chuỗi công việc này khi sử dụng Exchange Management Shell ... hình cuối cùng Exchange Management Console không thể được sử dụng để chuyển mailbox trong các forest khác nhau. Để thực hiện điều đó, bạn cần phải sử dụng Exchange Management Shell. Exchange...

Ngày tải lên: 13/12/2013, 00:15

... (2001). Knowledge management for the new world of business. Retrieved August 26, 2003, from www.brint.com/km/whatis.htm Mathis, R., & Jackson, J. (2003). Human resource management (10 th ... frame- work. The Journal of Management Development, 21, 794-811. Prochaska, S. (2001). Is a corporate university in your organization’s future? Society for Human Resource Management White Paper. ... York: McGraw- Hill. Santosus, M., & Surmacz, J. (2002). The ABCs of knowledge management. CIO Magazine’s Knowledge Management Research Center. Retrieved September 3, 2003, from www.cio.com/research/knowledge/edit/ kmabcs.html Sauer,...

Ngày tải lên: 15/12/2013, 10:15