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Video
Davenport
The presence of lichen and lichen diversity can be an indicator of air quality.
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Runnells
A katydid in Central Iowa demonstrates a unique function of its anatomy.
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Mahaska County
Three sets of woolly mammoth bones were found in Mahaska County in 2010.
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Runnells
Restoration is a land stewardship practice of returning land to its original, undisturbed features.
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Muscatine
An FFA student describes the desired or preferred physical attributes of a show steer.
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Oelwein
Tossing hot water into frigid air is an example of water changing states from liquid to gas.
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Fayette County
Grannis Creek falls is a moderate-sized, spring-fed stream in the karst topography of Iowa's Driftless Region.
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Polk County
At Lake Red Rock's Mile-Long Bridge, indicators alert drivers that weather conditions could make driving hazardous.
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Dysart
A fallen oak log is slowly being decomposed by saprophytic turkey tail mushrooms.
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Davenport
Data for Iowa's bald eagle population and for the Mississippi River at Lock and Dam 15 indicate population trends since 1994.
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La Porte City
Woodpeckers damaged an ash tree while searching for overwintering emerald ash borers.
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Madison County
In 2019, a debate occurred regarding the building of wind farms in Madison County, Iowa.
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Fairfield
Polled (hornless) herefords originated as a mutation.
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Muscatine
The school flagpole's shadow appears to "move" across the ground throughout the day.
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Dundee
Extensive exposed limestone features can be seen at Backbone State Park.
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Davenport
Birds respond to the impact of lock and dam on a river.
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Davenport
Nahant Marsh has been conducting a mark and recapture program on Blanding's turtles, keeping a record of this population.
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Woodward
Volunteers around Iowa collect frog call data from a variety of species.
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Muscatine
A student has burrs stuck in her hair, hanging on by their unique structure.
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Larchwood
The Gitchie Manitou State Preserve and its Sioux quartzite outcroppings represent the oldest visible exposed bedrock in Iowa.
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Dundee
Asiatic bittersweet is an invasive plant in Iowa and conservationists are working on solutions to control the spread.
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Des Moines
This video discusses a lawsuit claiming that farm runoff is harming Iowa's water supply.
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Rockford
Kiln Trail in Floyd County is one of the most abundant places in Iowa to find and collect fossils.
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Maquoketa
Each of the rock features at Maquoketa Cave State Park were formed over time through a variety of geologic processes.
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Hamburg
In 2019, flooding hit Hamburg, Iowa, leaving many wondering about the impacts and likelihood of future flooding.
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Chariton
Pink blossoms cover the Red Haw State Park redbud trees.
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Des Moines
Protein levels in Midwestern soybeans have been decreasing over time.
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Spencer
Prairie Flower Farm, a northwest Iowa farm, grows native plants instead of corn or soybeans.
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