The Irish Farmer's Journal is behind the campaign.
Farmers in the midlands are being encouraged to bury their underwear, to test soil health.
The Irish Farmer's Journal is behind the campaign, and is asking people to bury cotton underwear four inches in the ground for two months.
Cotton underpants are a source of carbon, and bugs will eat them - if the soil is good.
Ratheniska's Siobhan Walsh is Farming Sustainability Specialist with the Farmers Journal - she explains what you should do if, after two months, they're still intact: