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Supertopics:
Geological Things
Soil (Dirt)
Subtopics:
Soil Degradation (Peak Soil)
Topsoil Erosion / Depletion
Toxic Chemicals in Soil and Plants
Soil and Water Salinization (Salinity, Salt)
Desertification
Soil Degradation Miscellany
Maintaining Soil Fertility
Composting
Soil Remediation
Nitrogen-Fixing Crops
Lichens Are Important In the Soil
Maintaining Soil Fertility Miscellany
Soil pH
Remediating Soil pH
earthworms are declining on manure, acidic soil, and tilling
web
DW
2017-01-30
Dirt as Healthy
Soil as Antidepressant
dirt is good and kids need exposure to germs
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Lulu Garcia-Navarro
NPR
2017-07-16
bacteria are important in soil, food, and gut
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Elisabeth Winkler
Sustainable Food Trust
2015-06-04
friendly rural dirt germs may reduce inflammation
web
ScienceDaily
2014-04-23
dirty rats are healthier than clean rats
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Seth Borenstein
Associated Press
2006-06-16
World Soil Information (ISRIC)
web
Soil Miscellany
wildfires may increase nitrogen emissions from soil
web
Krystal Vasquez
Eos
2021-12-16