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  2. Environment of Iowa - Wikipedia

    en.wikipedia.org/wiki/Environment_of_Iowa

    The Natural Resources Conservation Service divides Iowa into 23 soil regions. In general, soils of southern, eastern, and western Iowa are loess-derived, while soils of northern and central Iowa are till-derived. Most level areas of Iowa have soils highly suitable for agriculture, making Iowa one of the most productive farming regions of the world.

  3. Iowa Department of Natural Resources - Wikipedia

    en.wikipedia.org/wiki/Iowa_Department_of_Natural...

    The Iowa Department of Natural Resources (Iowa DNR or IA DNR) is a department/agency of the U.S. state of Iowa formed in 1986, charged with maintaining state parks and forests, protecting the environment of Iowa, and managing energy, fish, wildlife, land resources, and water resources of Iowa.

  4. Mines of Spain State Recreation Area and E. B. Lyons Nature ...

    en.wikipedia.org/wiki/Mines_of_Spain_State...

    The Mines of Spain State Recreation Area and E. B. Lyons Nature Center is a state park in Dubuque County, Iowa, United States. It is near Dubuque, the eleventh-largest city in the state. The park features picnic areas, 15 miles (24 km) of walking/hiking trails, 4 miles (6.4 km) of ski trails, and the Betty Hauptli Bird and Butterfly Garden.

  5. List of Iowa State Preserves - Wikipedia

    en.wikipedia.org/wiki/List_of_Iowa_State_Preserves

    Iowa State Preserves tend to be small parcels of land with some historic or environmental significance. The arrangement is alphabetic. This is based on information found at a website maintained by the Iowa Department of Natural Resources.

  6. Hayden Prairie State Preserve - Wikipedia

    en.wikipedia.org/wiki/Hayden_Prairie_State_Preserve

    The Hayden Prairie is a remnant of the tallgrass prairie ecosystem that once made up 75 to 80 percent of Iowa’s landscape. [4] Although this remnant is only 240 acres (0.97 km 2) in size – less than a half section of land – it is the largest remaining parcel of tallgrass prairies surviving in Iowa outside of the Loess Hills on the western border of the state.

  7. Green Valley State Park - Wikipedia

    en.wikipedia.org/wiki/Green_Valley_State_Park

    [2] the IDNR started a departmental committee in 1994 to create a framework for all Iowa state parks, with Green Valley State Park being chosen as the first one to implement the changes. A 1994 plan by the Natural Resources Conservation Service , private individuals, and park visitors created nine separate areas for management to protect the ...

  8. White Pine Hollow State Forest - Wikipedia

    en.wikipedia.org/wiki/White_Pine_Hollow_State_Forest

    The White Pine Hollow State Forest is a 944-acre (382 ha) forested area in Dubuque County, Iowa, United States. Of the forest, a 712-acre (288 ha) [2] tract is a National Natural Landmark and Iowa State Preserve. The state forest is named after its dominant old-growth tree, the white pine.

  9. List of National Natural Landmarks in Iowa - Wikipedia

    en.wikipedia.org/wiki/List_of_National_Natural...

    Iowa: Private One of the few essentially natural glacial pothole lakes remaining in Iowa. Cayler Prairie: 1965: Dickinson: State An example of the increasingly rare virgin prairie grassland. Cold Water Cave: 1987