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Summary Report, 1997 National Resources Inventory, Revised December 2000 - Table 19

Tables

Table 19— Losses and gains in Palustrine and Estuarine wetlands between 1992 and 1997, by NRCS region (data per 1,000 acres) *

estimated margins of error ** given in parentheses
  Region Total
East Southeast South Central Midwest Northern Plains West
Gross losses -57.6
(11.0)		 -216.9
(33.4)		 -84.1
(14.7)		 -74.2
(12.1)		 -37.0
(12.8)		 -36.2
(11.8)		 -506.0
(43.6)
Gross gains 15.4
(5.1)		 110.5
(30.9)		 78.4
(10.9)		 48.4
(8.2)		 34.3
(8.0)		 56.2
(30.7)		 343.2
(46.6)
Net change -42.2
(12.1)		 -106.4
(46.9)		 -5.7
(18.3)		 -25.8
(14.6)		 -2.7
(15.2)		 +20.0
(32.6)		 -162.8
(64.7)
Loss due to Agriculture -5.2
(3.5)		 -42.0
(16.1)		 -18.3
(5.6)		 -38.5
(8.0)		 -18.0
(9.7)		 -11.8
(6.5)		 -133.8
(22.4)
Loss due to Silviculture -9.4
(3.6)		 -27.1
(5.4)		 -3.8
(1.9)		 -14.3
(5.3)		 -1.7
(1.2)		 -3.8
(2.1)		 -60.1
(9.0)
Loss due to Development -38.7
(7.9)		 -125.8
(20.6)		 -49.9
(12.1)		 -21.3
(7.3)		 -1.4
(2.6)		 -10.4
(7.0)		 -247.5
(27.3)
Loss due to Miscellaneous Causes -4.3
(4.5)		 -22.0
(15.4)		 -12.1
(5.7)		 -0.1
(0.2)		 -15.9
(7.7)		 -10.2
(4.9)		 -64.6
(19.3)
Palustrine and Estuarine wetlands (1997) 14,262.8
(549.6)		 34,377.9
(567.7)		 18,884.9
(420.5)		 27,032.1
(580.4)		 10,183.3
(428.9)		 6,415.0
(437.7)		 111,156.0
(1,230.2)

* excludes federal land
** see Appendix 1 for information on margins of error



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