But its the recent increasing attention to amplifying feedback effects and tipping points that have lit a fire under my ass. 북극의 빙하가 녹으면 더 어두운 바다가 더 많은 열을 흡수하여 얼음이 더 많이 녹습니다. As the permafrost melts, more carbon and methane released more permafrost melts.