Geology connects science, history, and the natural world.

Learn how sinkholes form and how to protect your property from them.

Clues in the rock layer define and identify geologic periods.

Secretary Cindy Adams Dunn reflects on DCNR's most notable accomplishments during 2020.

Take a walk on the rocky side.

Secretary Cindy Adams Dunn reflects on DCNR's most notable accomplishments during 2019

With wetter downpours comes the potential for more frequent landslides in Pennsylvania.

Secretary Cindy Adams Dunn reflects on DCNR's most notable accomplishments during 2018

DCNR employees have gone above and beyond to further the goals of the agency. Staff were recognized at the 2018 Employee Recognition Awards.

Secretary Cindy Adams Dunn reflects on DCNR's 2017 accomplishments, and looks forward to the department's goals for the new year.