Soil your undies for science. Seriously.

The nation’s soil watchdog is inviting Canadians to get their drawers down and dirty to test soil health.

The Soil Your Undies Challenge- A Simple Home DIY Test for Soil

Senators dig into soil at the grassroots level

Soil My Undies Challenge: Measuring Soil Biology with a Pair of

The Soil Your Undies Challenge- A Simple Home DIY Test for Soil

Soil Your Undies for Science - Chesapeake Bay Foundation

Soil Your Undies Challenge: Part 1

Soil Your Undies exhibit at New Hanover County Arboretum

Farmers embrace challenge to soil their undies in the name of science

Soil Your Undies 2021! - Oswego Lake Watershed Council

soil-your-undies - Oswego Lake Watershed Council

Soil your undies for science. Seriously.

How to test your soil health with a pair of cotton underwear

Soil Your Undies, PA Soil Health Coalition

Soil Your Undies 2023 - Oswego Lake Watershed Council

Researchers use tighty whities to test soil health