Table 3. Ecosystem services values gained and lost in different IPCC sea level rise scenarios estimated for the study area, Galveston Island, Texas. The upper portion versus lower portions of the table compare two different rates of return on private property investment during the modeled period, 3% vs. 6%. Gains are in bold. Units are in US Dollars (2006) per year, i.e., $/yr.

Private property at 3% accumulation on investment
No Barriers to Migration With Barriers to Migration
Community Zone Low Rise Mid Rise High Rise Low Rise Mid Rise High Rise
water 131,472 1,033,638 1,591,259 126,938 1,015,504 1,536,857
low marsh 856,926 -652,896 -306,045 856,926 -734,508 -489,672
salt flat 108,940 228,774 288,691 87,152 163,410 174,304
high marsh 733,495 690,959 316,561 586,796 339,724 -61,768
upland -876,767 -1,494,275 -2,026,934 -763,636 -1,235,016 -1,597,978
             
             
Private property at 6% accumulation on investment
No Barriers to Migration With Barriers to Migration
Community zone Low Rise Mid Rise High Rise Low Rise Mid Rise High Rise
water 131,472 1,033,638 1,591,259 126,938 1,015,504 1,536,857
low marsh 1,108,955 -844,918 -396,056 1,108,955 -950,533 -633,689
salt flat 230,310 483,651 610,322 184,248 345,465 368,496
high marsh 1,710,086 1,422,071 738,037 1,368,068 792,040 -144,007
upland -11,287,280 -19,236,923 -26,094,249 -9,830,857 -15,899,287 -20,571,978