Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
|
from
login
Global Oxygen levels have been steadily decreasing over time
(
oxygenlevels.org
)
17 points
by
joenathanone
on Jan 11, 2023
|
past
|
9 comments
Atmospheric Oxygen Level Project
(
oxygenlevels.org
)
4 points
by
SQL2219
on Dec 28, 2021
|
past
|
2 comments
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
