O=C=O<p>Groundwater in the Arctic is delivering more carbon into the ocean than was previously known</p><p>A relatively small amount of <a href="https://climatejustice.social/tags/groundwater" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>groundwater</span></a> trickling through <a href="https://climatejustice.social/tags/Alaska" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Alaska</span></a>'s <a href="https://climatejustice.social/tags/tundra" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>tundra</span></a> is releasing huge quantities of <a href="https://climatejustice.social/tags/carbon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>carbon</span></a> into the <a href="https://climatejustice.social/tags/ocean" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ocean</span></a>, where it can contribute to <a href="https://climatejustice.social/tags/ClimateChange" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ClimateChange</span></a>, according to new research out of The University of Texas at Austin.<br>As the tundra continues to thaw and the flow of submarine groundwater ratchets up, Demir said that the outflow of carbon from shore to sea could effectively make ocean surface waters a carbon source to the <a href="https://climatejustice.social/tags/atmosphere" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>atmosphere</span></a>. The <a href="https://climatejustice.social/tags/CO2" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>CO2</span></a> released via groundwater could also contribute to ocean <a href="https://climatejustice.social/tags/acidification" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>acidification</span></a>.<br>"The <a href="https://climatejustice.social/tags/Arctic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Arctic</span></a> coast is changing in front of our eyes," said Bayani Cardenas, a co-author of this study and professor at the Jackson School's Department of Earth and Planetary Sciences. "As <a href="https://climatejustice.social/tags/permafrost" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>permafrost</span></a> thaws, it turns into coastal and submarine <a href="https://climatejustice.social/tags/aquifers" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>aquifers</span></a>. Even without this thawing, our studies are among the first to directly show the existence of such aquifers."</p><p><a href="https://phys.org/news/2025-01-groundwater-arctic-carbon-ocean-previously.html" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">phys.org/news/2025-01-groundwa</span><span class="invisible">ter-arctic-carbon-ocean-previously.html</span></a></p><p><a href="https://climatejustice.social/tags/ClimateScience" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ClimateScience</span></a> <br><a href="https://climatejustice.social/tags/ClimateCrisis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ClimateCrisis</span></a> <br><a href="https://climatejustice.social/tags/Cryosphere" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Cryosphere</span></a></p>