![\"Penguins.\"](\"https:\/\/www.newsbeep.com\/us\/wp-content\/uploads\/2026\/10\/144874990.jpg\")
Scientists believe that penguins\u2019 poop-tracking habits could be accelerating Antarctic greening. evenfh \u2013 stock.adobe.com<\/p>\n
The penguins track fecal matter across the ice during their marches, prompting the spread of green snow that melts faster than its white counterpart. In turn, this bloom contributes to the rising temperatures that thaw the snow, further accelerating the greening of the frozen continent.<\/a><\/p>\n \u201cThe link between wildlife, nutrients, and snow algae is a critical missing component in projections of expansion of ice-free areas in Antarctica,\u201d the study\u2019s senior author Alia Khan, a cryosphere biogeochemist at the University of Colorado Boulder, told Phys.org.<\/a> \u201cWithout accounting for these biological darkening effects, we are likely underestimating how rapidly coastal snowpacks are melting and how fast ice-free terrain will expand across Antarctica.\u201d<\/p>\n This comes as the world\u2019s largest penguin colony<\/a> \u2014 a group of over 1 million chinstraps on the Zavodovski Island \u2014 saw its numbers cut in half last year as rising sea temperatures drove their food sources away.<\/p>\n To get to the bottom of this odiferous situation, Khan and her team focused on Antarctic snow algae, which changes color depending on conditions.<\/p>\n When nutrients are scarce or conditions are inhospitable, the plants stop growing and emit red pigments to shield themselves from the sun. When nutrients are plentiful, the algae load up on green pigments like chlorophyll so they can facilitate photosynthesis and bloom as much as possible during the short Antarctic summer.<\/p>\n As this green snow absorbs 40% more energy, it ramps up the rate of melt. <\/p>\n By collecting and analyzing the algae \u2014 \u201cstinky work\u201d that required the researchers to work near penguins that were constantly tracking their poop everywhere, per Khan \u2014 the team found that the green algae harbored guano.<\/p>\n \u201cThis finding links the marine food web to snow ecology,\u201d the researcher declared. \u201cThe penguin guano acts as a fertilizer \u2026 that fuels these dense green snow algae blooms.\u201d<\/p>\n This marked the first time that someone had established a link between penguin excrement and the algae\u2019s life cycle. With penguins waddling further South amid changing conditions, researchers fear that this greening could expand along with them.<\/p>\n However, more research is needed to determine exactly how much the critters\u2019 green thumb \u2014 err \u2026 bum? \u2014 is affecting the Antarctic snowpack.<\/p>\n Interestingly, prior research has shown that penguin poop \u2014 which coincidentally contains high levels<\/a> of \u201claughing gas\u201d \u2014 could actually slow the frozen continent\u2019s recession.<\/p>\n![\"Penguins](\"https:\/\/www.newsbeep.com\/us\/wp-content\/uploads\/2026\/10\/walking-glacial-ice-cap-half-144874994.jpg\")
Chinstrap penguins walk up a glacial ice cap on Half Moon Island, South Shetland Island, Antarctic Peninsula, Monday, Nov. 28, 2011. MC Photos \u2013 stock.adobe.com<\/p>\n