Part Two / How our Planet is Changing

2.8 The snowball has been set in motion

All online sources accessed on

  1. the tipping points … have already been passed Berardelli, J., ‘Climate tipping points may have been reached already, experts say’, CBS News, 26 April 2021, https://www.cbsnews.com/news/climate-change-tipping-points-amazon-rainforest-antarctic-ice-gulf-stream/; Lhermitte, S., et al., ‘Damage accelerates ice shelf instability and mass loss in Amundsen sea embayment’, Proceedings of the National Academy of Sciences, 117 (40), 2020: 24735–41, https://doi.org/10.1073/pnas.1912890117, https://amp.theguardian.com/environment/2022/sep/08/world-on-brink-five-climate-tipping-points-study-finds, https://www.nature.com/articles/s43247-020-0001-2.pdf

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    Other reports say they are imminent Boers, N., and Rypdal, M., ‘Critical slowing down suggests that the western Greenland Ice Sheet is close to a tipping point’, Proceedings of the National Academy of Sciences, 118 (21), 2021: Article e2024192118, https://doi.org/10.1073/pnas.2024192118 https://doi.org/10.1073/pnas.2024192118

  2. one third of the ice mass will be lost Wester, P., et al., eds., The Hindu Kush Himalaya Assessment: Mountains, Climate Change, Sustainability and People(Cham: Springer, 2019), https://link.springer.com/book/10.1007/978-3-319-92288-1.