The original content of Democracy Now! Headlines appears under the Creative Commons BY-NC-ND 3.0 License (United States). For more, including their other shows and media, visit www.democracynow.org. January 23, 2019 Study: Greenland's Ice Sheet May Have Reached "Tipping Point" ------------------------------------------------------------- A new study published this week finds that the melting of Greenland's ice sheet may have reached a "tipping point" and could severely increase sea level rise over the next 20 years. The report confirms other recent studies which warned that the Arctic is warming at twice the rate of the rest of the planet due to climate change. .