List of old-growth forests

Columns: State | Area | Old-growth extent | WWF ecoregion | Old-growth forest type
Alabama | Sipsey Wilderness | Appalachian mixed mesophytic forests | Eastern Hemlock , American Beech , Sweet Birch , White Oak , Tulip Poplar | Alaska | Tongass National Forest | 5,400,000 acres ( 2,200,000 ha ) | Northern Pacific coastal forests , Pacific Coastal Mountain icefields and tundra | Western Red Cedar , Sitka Spruce , Western Hemlock | Arkansas | White River National Wildlife Refuge | 973 acres ( 394 ha ) | Mississippi lowland forests | American Sweetgum , Nuttall 's Oak , Willow Oak , Sugarberry , American Elm , Green Ash , American Sycamore , Pecan , American Elm , Baldcypress | Arkansas | Ouachita National Forest | 800,000 acres ( 320,000 ha ) | Post Oak , Shortleaf Pine , Hickory , Northern Red Oak , White Oak , Blackjack Oak , Eastern Redcedar , Gum Bumelia , Winged Elm , Yaupon | Arkansas | Ozark-St. Francis National Forest | 11,000 acres ( 4,500 ha ) | Shortleaf Pine , Post Oak , Blackjack Oak , Eastern Black Oak , White Oak , Northern Red Oak | Arkansas | Hot Springs National Park | 320 acres ( 130 ha ) | Shortleaf Pine , Blackjack Oak , White Oak | Arkansas | Overflow National Wildlife Refuge | 230 acres ( 93 ha ) | American Beech , Sugar Maple

Example questions:
When was the area on the list designated a wilderness that is in the state that is the 24th-most populous of the United States ? | How many residents are in the state that has the old wilderness area containing the largest plug dome volcano in the world ? | Who were the first non-natives to inhabit the state that has an old wilderness area that contains the Coast Mountains ? | What is the capital of the state that contains a wilderness area with an international border ?

Answers:
1975 | 39.5 million | The Russians | Juneau