-
Ozone layer protects earth from the suns harmful UV rays
-
The ozone layer is mad up of oxygen
-
Scientists syinthisized CFC
-
The ozone layer itself was discovered
-
The ozone layer was discover by british Antartic Survey
-
Scientists found CFCs in the atmosphere
-
Scientists around the world discover that the ozone layer in the stratosphere is depleting.
-
JMA reports that the ozone hole over antartica is larger than ever.
-
The ozone hole is reported to be even bigger than the one in 2000.
-
All develpoed countries reduce HCFC consumtion by 65%.
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.