Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
rgbrenner
47 days ago
|
parent
|
context
|
favorite
| on:
Underwater oxygen loss threatens earth's stability...
We haven't fixed the ozone hole yet. It'll take another 40 years for it to return to the levels prior to 1980:
https://science.nasa.gov/earth/earth-observatory/ozone-hole-...
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
https://science.nasa.gov/earth/earth-observatory/ozone-hole-...