Posted: Dec 27, 2019 2:14 am
Known unknown ??
https://www.cbc.ca/news/canada/nova-sco ... -1.5370724
The power of earthworm poop and how it could influence climate change
'They could have as much of an impact as, let's say, wildfire,' according to expert
David Burke · CBC News · Posted: Dec 26, 2019 6:00 AM AT | Last Updated: 10 hours ago
https://www.cbc.ca/news/canada/nova-sco ... -1.5370724