State Report for Nebraska

For Nebraska, estimated merchantable wood volume is expected to decrease from 2.1296 billion cubic-feet to 1.7807 billion (a change of -16.4%), while estimated sawlog wood volume is expected to decrease from 743.09 million cubic-feet to 689.22 million (-7.2%). Estimated merchantable bole biomass is expected to decrease from 34.884 million tons to 25.906 million (-25.7%), while estimated stump biomass is expected to increase from 1.8843 million tons to 2.115 million (12.2%), and estimated tops and limbs biomass is expected to increase from 7.3568 million tons to 16.609 million (125.8%). Finally, estimated aboveground biomass is expected to increase from 44.874 million tons to 45.548 million, a change of 1.5%.

Figure 1: Percent difference in volume and biomass for Nebraska

Species breakdown

The top ten species in Nebraska in terms of standing biomass are eastern cottonwood, bur oak, ponderosa pine, eastern redcedar, hackberry, green ash, red mulberry, American elm, American basswood, and Siberian elm. These species account for 87.8% of the total aboveground biomass and 90.2% of the total merchantable volume. For merchantable wood volume, the species with the smallest percent change was hackberry -6.2%, while the largest percent change was with green ash -27.3%. For total aboveground biomass, the species with the smallest percent change was red mulberry -5.1%, while the largest percent change was with hackberry 39.2%. For sawlog wood volume, the species with the smallest percent change was American basswood 1.2%, while the largest percent change was with green ash -32.1%. For merchantable bole biomass, the species with the smallest percent change was ponderosa pine -0.3%, while the largest percent change was with eastern cottonwood -42.3%. For stump wood and bark biomass, the species with the smallest percent change was hackberry 5.1%, while the largest percent change was with American elm 58.6%. For top and limb biomass, the species with the smallest percent change was green ash -14.1%, while the largest percent change was with eastern redcedar 284.2%.

Figure 2: Percent difference in total aboveground biomass and merchantable volume for the top ten species in Nebraska

Figure 3: Percent difference in component biomass and volume for the top ten species in Nebraska