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by realreality 103 days ago
There are tipping points, when warming accelerates and becomes irreversible.

There’s some debate in “the science” about how quickly we’ll reach that point. Limiting warming to +2°C was not a scientific position; it was political, based on what people thought was achievable. Before the Paris Agreement, 2° was not considered “safe”.

Anyway, it turns out we’re going to zoom past 2° in the next couple of decades.