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This 360 view of Big Sand Mound Nature Preserve offers a look into this unique Iowa habitat.

Almost 20 years after the Iowa DNR began efforts to reintroduce the trumpeter swan back to Iowa, the program is succeeding.

Many of the trees surrounding the oxbows at Chichaqua Bottoms Greenbelt seem to be curving up and away from the water, while the tree trunks on land tend to be more straight.

A time lapse of four freshwater mussels in a 2.5-gallon tank of cloudy river water for a one-hour period shows cloudy water changing to almost completely clear water.

This program in Eastern Iowa supports extending solar power use in the area.

Several beds of crinoids have been found in Coldwater Cave in Winneshiek County.

Nine different owl species call Iowa home and are found in different regions of the state, each with a unique look and habitat.

A pony truss bridge is different from other truss bridges because it allows traffic to go through it, but is not connected by braces over the top.

Farmers Electric Cooperative is using solar panels to help capture solar energy and distribute it to the members of the cooperative. 

Many types of plants grow in the water of the oxbows in Chichaqua Bottoms Greenbelt.

Common sounds may be different in an environment when there is snow cover as compared to when there is not.

The deep roots of prairie plants take the carbon out of the air and add nutrients to the soil when they die.

A West Des Moines Public Services staff member explains their anti-ice spray and mixing system.

The Devonian Fossil Gorge was revealed during the devastating floods of 1993 when the emergency spillway at the Coralville Dam topped over.

Iowa is home to a variety of lichen species.

The spittlebug creates a foam that it hides in while it feeds on the sap of a plant.

Squirrels use unique body features to help them jump and balance.

Bighead carp is a new species in the Missouri River and is causing a lot of concern.