[ghastmaster]

Likewise, the Hunga Tonga–Hunga Ha'apai eruption resulted in a large amount of water into the stratosphere. Water is far more an effective heat trap than co2. We do not know exactly how long the effects of this eruption will last.

https://en.m.wikipedia.org/wiki/2022_Hunga_Tonga–Hunga_Haʻap...