extend pipeline; add stream; modify wood multipolygon for future enlargement
add island; modify wood multipolygon for future enlargement
modify pipeline andtrack Swanson Rive area; modify wood multipolygon for future enlargement
modify pipeline, add separate adjacent track Swanson Rive area
modify pipeline, add separate adjacent track Swanson Rive area
add lakes wetlands Chickaloon River area
add lakes wetlands Chickaloon River area
add lakes wetlands Swanson River area
add lakes wetlands Swanson River area
add lakes and wetlands Swanson River area, extend Chickaloon River
add lakes wetlands Swanson River area
edit wood multipolygon Kenai National Wildlife Refuge - Swanson River area
add another wood multipolygon Kenai National Wildlife Refuge - Swanson River area