article_snippet: Hydrothermal activity occurs when seawater infiltrates and reacts with a rocky crust and emerges as a heated, mineral-laden solution, a natural occurrence in Earth's oceans.
article_snippet: Hydrothermal activity occurs when seawater infiltrates and reacts with a rocky crust and emerges as a heated, mineral-laden solution, a natural occurrence in Earth's oceans.
article_snippet: This would provide a huge surface area where rock and water could interact.
article_snippet: In one scenario, hydrothermal processes super-saturate the ocean with methane.
article_snippet: This could occur if methane is produced faster than This is converted into clathrates.
article_snippet: We didn't expect that We would lead We to the idea that methane is actively being produced by hydrothermal processes,' said Bouquet.