Table 2: Projected adaptation-adjusted climate change effects on switchgrass versus corn yields in percentage changes, 2030.

HadleyCanadian
RegionSwitchgrassCornSwitchgrassCorn
DryIrrig.DryIrrig.

Corn belt3.9810.14−3.25−15.578.84−7.78
Great plains3.5919.20−3.18−5.6418.10−6.20
Lake states2.0150.9240.45−3.9555.2047.37
Northeast1.345.16−3.80−11.40−0.41−8.70
Pacific northwest east27.5417.60−2.5010.4619.20−7.30
Pacific southwest30.9617.60−2.5046.8619.20−7.30
Rocky mountains8.2125.55−4.009.8621.95−8.80
South central−16.727.60−1.23 4.25−2.61−14.56
Southeast−17.703.602.10−41.50−8.20−15.80
Southwest−11.3111.60−3.60−19.093.60−14.50

Data based on the U.S. National Assessment [10].