Timelines tagged “pollution”
1 timeline
- Ozone Layer
The discovery, measurement and protection of stratospheric ozone, from identifying ozone in 1840 to the Antarctic ozone hole, international chemical controls and evidence of recovery through 2023.
The discovery, measurement and protection of stratospheric ozone, from identifying ozone in 1840 to the Antarctic ozone hole, international chemical controls and evidence of recovery through 2023.