You may be a turf head or soil enthusiast, but we bet you haven't heard of these "10 Dirty Secrets About Soil". Want learn more about soil? Dig deeper into soil science with our free ebook: http://www.holganix.com/download-the-digging-into-soil-sciences-101-ebook

1. 10 dirty secrets
About SOIL!
Source: https://www.audubon.org/news/10-incredible-facts-about-dirt

2. Fact 1:
There are 70,000 different types
of soil in the U.S.

3. Fact 2:
1 Tablespoon of soil has
more organisms in it than
there are people on earth

4. Facts 3 & 4:
• 1,400,000 Earthworms can be found in an acre
of cropland
• 15 tons of dry soil per acre pass through one
earth worm each year

5. Fact 5:
10% of the world’s carbon dioxide
emissions are stored in the soil

6. Fact 6:
The top six inches of an
acre of top soil contains
20,000 pounds of living
matter

7. Facts 7 & 8:
• Soil acts as a filter for underground water,
filtering out pollutants
• .01% of Earth’s water is held in soil

8. Fact 9:
Soil supports our planet’s
biodiversity and they host a quarter
of the total

9. Fact 10:
At least 500 years is
needed to form one inch
of top soil

10. Free Ebook:
Digging into Soil Science
Wanna learn more about soil?
www.holganix.com/download-the-digging-
into-soil-sciences-101-ebook