volage dataset

These data are projections, 1995, 2020, 2040, of timber net volume by age class, by hardwood and softwood under the UH scenario, developed using the Subregional Timber Supply Model. Southwide.

used in figures 13.26A and 13.26B

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Identification_Information:

Citation:

Citation_Information:

Originator: Dr. Robert C. Abt

Publication_Date: 2001

Title:

Timber inventory age class volumes in the U.S. South, 1995-2040.

Publication_Information:

Publication_Place: Salt Lake City, UT
Publisher: USDA Forest Service

Other_Citation_Details:

Where is dataset referenced in the SFRA? Technical Report, Chapter 13 (TIMBR-1) Figure 26

Description:

Abstract:: These data are projections, 1995, 2020, 2040, of timber net volume by age class, by hardwood and softwood, under the IH projection scenario, developed using the Subregional Timber Supply Model.
Purpose:: To describe age class changes in the South for the Southern Forest Resource Assessment.

Time_Period_of_Content:

Time_Period_Information:

Multiple_Dates/Times:

Single_Date/Time:

Calendar_Date: 1995

Single_Date/Time:

Calendar_Date: 2020

Single_Date/Time:

Calendar_Date: 2040

Currentness_Reference: 2001

Status:

Progress: Complete
Maintenance_and_Update_Frequency: None planned

Spatial_Domain:

Bounding_Coordinates:

West_Bounding_Coordinate: -97.104246
East_Bounding_Coordinate: -74.773082
North_Bounding_Coordinate: 39.961157
South_Bounding_Coordinate: 23.957495

Keywords:

Theme:

Theme_Keyword: timber inventory
Theme_Keyword: age class distribution
Theme_Keyword: biota

Access_Constraints: none

Use_Constraints: none

Point_of_Contact:

Contact_Information:

Contact_Person_Primary:

Contact_Person: Jeffrey P. Prestemon
Contact_Organization: USDA Forest Service, Southern Research Station

Contact_Position: Scientist

Contact_Address:

Address_Type: mailing address
Address:: Forestry Sciences Laboratory, Southern Research Station, USDA Forest Service, PO Box 12254
City: Research Triangle Park
State_or_Province: NC
Postal_Code: 27709
Country: USA

Contact_Voice_Telephone: 919-549-4033

Contact_Facsimile_Telephone: 919-549-4047

Contact_Electronic_Mail_Address: jprestemon@fs.fed.us

Native_Data_Set_Environment:

Microsoft Windows 2000 Version 5.0 (Build 2195) Service Pack 2; ESRI ArcCatalog 8.1.1.649

Entity_and_Attribute_Information:

Detailed_Description:

Entity_Type:

Entity_Type_Label: text

Attribute:

Attribute_Label: Management type (Column A)
Attribute_Definition: see source
Attribute_Definition_Source:: USDA Forest Service Forest Inventory and Analysis Unit, Southern Research Station

Detailed_Description:

Entity_Type:

Entity_Type_Label: numeric

Attribute:

Attribute_Label: Age class midpoints (column B)
Attribute_Definition:: year of the midpoint of the age class: 5=0 to 9 years; 15 = 10 to 19 years; 25 = 20 to 29 years; 35 = 30 to 39 years; 45= 40 to 49 years; 50+ = 50 years and older.
Attribute_Definition_Source: n.a.

Detailed_Description:

Entity_Type:

Entity_Type_Label: text

Attribute:

Attribute_Label: species (Column C)
Attribute_Definition:: softwood is any tree species of the Gymnospermae phylum; hardwood is species of the Angiospermae phylum
Attribute_Definition_Source:: USDA Forest Service Forest Inventory and Analysis Unit, Southern Research Station

Detailed_Description:

Entity_Type:

Entity_Type_Label: numeric

Attribute:

Attribute_Label: year (column D)
Attribute_Definition: projection year
Attribute_Definition_Source: n.a

Detailed_Description:

Entity_Type:

Entity_Type_Label: numeric

Attribute:

Attribute_Label: Timber volume (column E)
Attribute_Definition:: volume of standing inventory by species for each year referenced
Attribute_Definition_Source:: USDA Forest Service Forest Inventory and Analysis Unit, Southern Research Station

Overview_Description:

Entity_and_Attribute_Overview:: Location/Identifier: United States South (all thirteen states of the Southern Forest Resource Assessment). Units: thousand cubic feet

Distribution_Information: