Nelson Institute for Environmental Studies

Unearthed

Tissue Box

Five Things You Didn’t Know About Allergies

Including one plant that deserves a collective apology.

March 13, 2026

Layered features of vertically exposed prairie soil.

Unearthed: Five Things You Didn’t Know About Dirt

It’s all around you — in your yard, on your shoes — but did you know these soil secrets?

December 15, 2025

Natural spring water flowing over smooth rocks and moss.

Unearthed: Five Things You Didn’t Know about Springs

Our most critical resource is one you can’t see. It’s beneath your feet, way beneath, supporting life in uncountable ways.

September 15, 2025

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