What it takes for a volcano to impact Earth's climate
28 Apr 2023

By Erik Klemetti - Discover
Whenever images of giant ash plume show up in the news, one of the first questions that arrives in my inbox is whether that eruption will impact the Earth's climate.
It turns out that it takes more than just an ash column that towers 100,000 feet (30 kilometers) over the volcano to drive the needle when it comes to our planet's climate. What might be the most important factor for an eruption to impact climate?
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