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2020 El Nino could start 18°C temperature rise

[ click on image to enlarge ] Above image shows a blue long-term trend, based on NASA LOTI 1880-Oct.2019 data, 0.78°C adjusted to reflect ocean air temperatures (as opposed to sea surface temperatures), to reflect a higher polar anomaly (as opposed to leaving out 'missing' data) and to reflect a 1750 baseline (as opposed to a 1951-1980 baseline). The image also shows a red short-term trend, based on NASA LOTI 2012-Oct.2019 data, similarly adjusted and added to illustrate El Niño/La Niña variability and how El Niño could be the catalyst to trigger huge methane releases from the Arctic Ocean seafloor starting in 2020 and resulting in an 18°C (or 32.4°F) temperature rise within a few years time. To put such a temperature rise in perspective, humans will likely go extinct with a 3°C rise, while most if not all life on Earth will go extinct at 5°C rise, as discussed in an  earlier post . The image below, from a recent study , indicates that El Niño is likely to come in 2020.  An in...