Mmastodon EnvironmentEnvironment first seen 2 h ago, last 1 h ago, peak #2
CO2 levels up nearly 40% in one lifetime, post notes
Original: When I was born CO2 concentration was 311 ppm. Now it is ~430 ppm, around a 38% increase. And that's just CO2. # Climate
A widely shared observation points out that atmospheric carbon dioxide has risen from roughly 311 parts per million to about 430 ppm within one person's lifetime, an increase of around 38%. The comparison, framed through a personal lifespan, underscores how quickly greenhouse gas concentrations have climbed, and commenters are using the figure to highlight the scale of human-driven climate change.
Why now: The stark personal framing of the CO2 increase resonates amid ongoing concern over record greenhouse gas levels.
Rank over time, top of the chart is #1. 4 snapshots from 2 h ago to 1 h ago.
Evidence
- When I was born CO2 concentration was 311 ppm. Now it is ~430 ppm, around a 38% increase. And that's just CO2. # ClimateChange # Environment · wisegreyowl@mastodonapp.uk · 7
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