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DNR News Releases

Archive by tag: SILsReturn
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How do fossils form?

How do fossils form?

  • 5/13/2021 11:47:00 AM
  • View Count 52868
A fossil’s creation can happen in many different ways, but all fossils come from things that lived in a past geological age. They can be as small as a single cell or as giant as a dinosaur skeleton or petrified tree. 
Opportunity for Comment: PM2.5 SILs and AAR Summary Web Page

Opportunity for Comment: PM2.5 SILs and AAR Summary Web Page

  • 6/8/2018 3:13:00 PM
  • View Count 2971
The DNR is proposing updates to PSD modeling guidance and is announcing the release of a new web page. Specifically, EPA’s recently released PM2.5 Significant Impact Levels (SILs) have been incorporated into the Prevention of Significant Deterioration (PSD) Modeling Guidelines, and a new web page has been added to assist applicants with filling out Form MD. The DNR is providing this information for a two-week informal comment period.
21 Outdoor Experiences Every Iowa Kid Needs to Try

21 Outdoor Experiences Every Iowa Kid Needs to Try

  • 7/1/2015 5:24:00 AM
  • View Count 30850
From something as simple as chasing fireflies or hiking a trail to bigger adventures like camping and skiing, there are lots of ways to get kids outdoors in Iowa. Use this as a checklist through the rest of the year to guide your outdoor explorations! Be sure, too, to help your kids make a connection between the activity and protecting Iowa’s natural resources. For example, explain how clean water helps the fish when you’re angling. Talk about habitat when chasing butterflies or frogs. Creating these connections ...