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Data

Sea level rise from the Greenland Ice Sheet since July 1971 (IMBIE)

How much the Greenland Ice Sheet's loss of ice has added to global mean sea level each month from July 1971 to December 2023, from the IMBIE team's reconciliation of satellite surveys, with the one-sigma uncertainty. IMBIE converts 360 Gt of ice to 1 mm of sea level.

Latest value

17.2mm

Greenland Ice Sheet, December 2023. Version 1.0.

Sea level rise from the Greenland Ice Sheet since July 1971 (IMBIE) (millimetres)

630 values from July 1971 to December 2023. The shaded band is the uncertainty range the producer gives.
Show as a table
Sea level rise from the Greenland Ice Sheet since July 1971 (IMBIE), every value
PeriodValue (mm)RangeStatus
1971-070.0−0.1 to 0.0final
1971-080.0−0.1 to 0.0final
1971-090.0−0.1 to 0.0final
1971-10−0.1−0.2 to 0.0final
1971-11−0.1−0.2 to 0.0final
1971-12−0.1−0.2 to 0.0final
1972-01−0.1−0.3 to 0.0final
1972-02−0.1−0.3 to 0.0final
1972-03−0.1−0.3 to 0.0final
1972-04−0.2−0.3 to 0.0final
1972-05−0.2−0.4 to 0.0final
1972-06−0.2−0.4 to 0.0final
1972-07−0.2−0.4 to 0.0final
1972-08−0.2−0.4 to 0.0final
1972-09−0.2−0.4 to 0.0final
1972-10−0.2−0.5 to 0.0final
1972-11−0.3−0.5 to 0.0final
1972-12−0.3−0.5 to 0.0final
1973-01−0.3−0.5 to 0.0final
1973-02−0.3−0.5 to −0.1final
1973-03−0.3−0.6 to −0.1final
1973-04−0.3−0.6 to −0.1final
1973-05−0.3−0.6 to −0.1final
1973-06−0.4−0.6 to −0.1final
1973-07−0.4−0.6 to −0.1final
1973-08−0.4−0.7 to −0.1final
1973-09−0.4−0.7 to −0.1final
1973-10−0.4−0.7 to −0.1final
1973-11−0.4−0.7 to −0.1final
1973-12−0.4−0.7 to −0.1final
1974-01−0.4−0.7 to −0.1final
1974-02−0.4−0.8 to −0.1final
1974-03−0.5−0.8 to −0.1final
1974-04−0.5−0.8 to −0.1final
1974-05−0.5−0.8 to −0.1final
1974-06−0.5−0.8 to −0.1final
1974-07−0.5−0.8 to −0.1final
1974-08−0.5−0.8 to −0.1final
1974-09−0.5−0.8 to −0.1final
1974-10−0.5−0.8 to −0.1final
1974-11−0.5−0.8 to −0.1final
1974-12−0.5−0.8 to −0.1final
1975-01−0.5−0.9 to −0.2final
1975-02−0.5−0.9 to −0.2final
1975-03−0.5−0.9 to −0.2final
1975-04−0.5−0.9 to −0.2final
1975-05−0.5−0.9 to −0.2final
1975-06−0.5−0.9 to −0.2final
1975-07−0.5−0.9 to −0.2final
1975-08−0.5−0.9 to −0.2final
1975-09−0.5−0.9 to −0.2final
1975-10−0.5−0.9 to −0.2final
1975-11−0.5−0.9 to −0.2final
1975-12−0.6−0.9 to −0.2final
1976-01−0.6−1.0 to −0.2final
1976-02−0.6−1.0 to −0.2final
1976-03−0.6−1.0 to −0.2final
1976-04−0.6−1.0 to −0.2final
1976-05−0.6−1.0 to −0.2final
1976-06−0.6−1.0 to −0.2final
1976-07−0.6−1.0 to −0.2final
1976-08−0.6−1.1 to −0.2final
1976-09−0.7−1.1 to −0.2final
1976-10−0.7−1.1 to −0.2final
1976-11−0.7−1.1 to −0.3final
1976-12−0.7−1.1 to −0.3final
1977-01−0.7−1.1 to −0.3final
1977-02−0.7−1.2 to −0.3final
1977-03−0.7−1.2 to −0.3final
1977-04−0.8−1.2 to −0.3final
1977-05−0.8−1.2 to −0.3final
1977-06−0.8−1.2 to −0.3final
1977-07−0.8−1.2 to −0.3final
1977-08−0.8−1.3 to −0.4final
1977-09−0.8−1.3 to −0.4final
1977-10−0.8−1.3 to −0.4final
1977-11−0.8−1.3 to −0.4final
1977-12−0.9−1.3 to −0.4final
1978-01−0.9−1.3 to −0.4final
1978-02−0.9−1.3 to −0.4final
1978-03−0.9−1.4 to −0.4final
1978-04−0.9−1.4 to −0.4final
1978-05−0.9−1.4 to −0.4final
1978-06−0.9−1.4 to −0.4final
1978-07−0.9−1.4 to −0.4final
1978-08−0.9−1.4 to −0.4final
1978-09−0.9−1.4 to −0.4final
1978-10−0.9−1.4 to −0.4final
1978-11−0.9−1.4 to −0.4final
1978-12−0.9−1.4 to −0.5final
1979-01−0.9−1.4 to −0.4final
1979-02−0.9−1.4 to −0.4final
1979-03−0.9−1.4 to −0.4final
1979-04−0.9−1.4 to −0.4final
1979-05−0.9−1.4 to −0.4final
1979-06−0.9−1.4 to −0.4final
1979-07−0.9−1.4 to −0.4final
1979-08−0.9−1.4 to −0.4final
1979-09−0.9−1.4 to −0.4final
1979-10−0.9−1.4 to −0.4final
1979-11−0.9−1.4 to −0.4final
1979-12−0.9−1.4 to −0.3final
1980-01−0.8−1.4 to −0.3final
1980-02−0.8−1.3 to −0.3final
1980-03−0.8−1.3 to −0.3final
1980-04−0.8−1.3 to −0.2final
1980-05−0.8−1.3 to −0.2final
1980-06−0.7−1.3 to −0.2final
1980-07−0.7−1.2 to −0.2final
1980-08−0.7−1.2 to −0.1final
1980-09−0.7−1.2 to −0.1final
1980-10−0.6−1.2 to −0.1final
1980-11−0.6−1.2 to −0.1final
1980-12−0.6−1.1 to −0.1final
1981-01−0.6−1.1 to 0.0final
1981-02−0.5−1.1 to 0.0final
1981-03−0.5−1.1 to 0.0final
1981-04−0.5−1.0 to 0.1final
1981-05−0.4−1.0 to 0.1final
1981-06−0.4−1.0 to 0.1final
1981-07−0.4−0.9 to 0.2final
1981-08−0.4−0.9 to 0.2final
1981-09−0.3−0.9 to 0.2final
1981-10−0.3−0.9 to 0.3final
1981-11−0.3−0.8 to 0.3final
1981-12−0.2−0.8 to 0.3final
1982-01−0.2−0.8 to 0.4final
1982-02−0.2−0.8 to 0.4final
1982-03−0.2−0.8 to 0.4final
1982-04−0.2−0.7 to 0.4final
1982-05−0.1−0.7 to 0.4final
1982-06−0.1−0.7 to 0.5final
1982-07−0.1−0.7 to 0.5final
1982-08−0.1−0.7 to 0.5final
1982-09−0.1−0.7 to 0.5final
1982-10−0.1−0.6 to 0.5final
1982-110.0−0.6 to 0.6final
1982-120.0−0.6 to 0.6final
1983-010.0−0.6 to 0.6final
1983-020.0−0.6 to 0.6final
1983-030.0−0.6 to 0.6final
1983-040.0−0.6 to 0.6final
1983-050.0−0.6 to 0.6final
1983-060.0−0.6 to 0.6final
1983-070.0−0.6 to 0.6final
1983-080.0−0.6 to 0.6final
1983-090.0−0.6 to 0.6final
1983-100.0−0.6 to 0.6final
1983-110.0−0.6 to 0.6final
1983-120.0−0.6 to 0.6final
1984-010.0−0.6 to 0.6final
1984-020.0−0.7 to 0.6final
1984-030.0−0.7 to 0.6final
1984-04−0.1−0.7 to 0.6final
1984-05−0.1−0.7 to 0.6final
1984-06−0.1−0.7 to 0.6final
1984-07−0.1−0.7 to 0.6final
1984-08−0.1−0.7 to 0.6final
1984-09−0.1−0.7 to 0.5final
1984-10−0.1−0.7 to 0.5final
1984-11−0.1−0.7 to 0.5final
1984-12−0.1−0.7 to 0.5final
1985-01−0.1−0.7 to 0.6final
1985-02−0.1−0.7 to 0.6final
1985-03−0.1−0.7 to 0.6final
1985-040.0−0.7 to 0.6final
1985-050.0−0.7 to 0.6final
1985-060.0−0.7 to 0.6final
1985-070.0−0.6 to 0.7final
1985-080.0−0.6 to 0.7final
1985-090.0−0.6 to 0.7final
1985-100.1−0.6 to 0.7final
1985-110.1−0.6 to 0.7final
1985-120.1−0.6 to 0.7final
1986-010.1−0.6 to 0.7final
1986-020.1−0.6 to 0.7final
1986-030.1−0.6 to 0.7final
1986-040.1−0.6 to 0.7final
1986-050.1−0.6 to 0.8final
1986-060.1−0.6 to 0.8final
1986-070.1−0.6 to 0.8final
1986-080.1−0.6 to 0.8final
1986-090.1−0.6 to 0.8final
1986-100.1−0.6 to 0.8final
1986-110.1−0.6 to 0.8final
1986-120.1−0.6 to 0.8final
1987-010.1−0.6 to 0.8final
1987-020.1−0.6 to 0.8final
1987-030.1−0.6 to 0.8final
1987-040.1−0.6 to 0.8final
1987-050.1−0.6 to 0.8final
1987-060.1−0.6 to 0.8final
1987-070.1−0.5 to 0.8final
1987-080.2−0.5 to 0.8final
1987-090.2−0.5 to 0.9final
1987-100.2−0.5 to 0.9final
1987-110.2−0.5 to 0.9final
1987-120.2−0.5 to 0.9final
1988-010.2−0.5 to 0.9final
1988-020.2−0.5 to 0.9final
1988-030.2−0.5 to 1.0final
1988-040.3−0.4 to 1.0final
1988-050.3−0.4 to 1.0final
1988-060.3−0.4 to 1.0final
1988-070.3−0.4 to 1.1final
1988-080.4−0.4 to 1.1final
1988-090.4−0.3 to 1.1final
1988-100.4−0.3 to 1.1final
1988-110.4−0.3 to 1.2final
1988-120.5−0.3 to 1.2final
1989-010.5−0.2 to 1.2final
1989-020.5−0.2 to 1.2final
1989-030.5−0.2 to 1.3final
1989-040.6−0.2 to 1.3final
1989-050.6−0.1 to 1.3final
1989-060.6−0.1 to 1.4final
1989-070.7−0.1 to 1.4final
1989-080.7−0.1 to 1.4final
1989-090.70.0 to 1.5final
1989-100.70.0 to 1.5final
1989-110.80.0 to 1.5final
1989-120.80.1 to 1.5final
1990-010.80.1 to 1.6final
1990-020.80.1 to 1.6final
1990-030.90.1 to 1.6final
1990-040.90.1 to 1.7final
1990-050.90.2 to 1.7final
1990-061.00.2 to 1.7final
1990-071.00.2 to 1.7final
1990-081.00.2 to 1.8final
1990-091.00.3 to 1.8final
1990-101.10.3 to 1.8final
1990-111.10.3 to 1.9final
1990-121.10.3 to 1.9final
1991-011.10.3 to 1.9final
1991-021.10.4 to 1.9final
1991-031.20.4 to 1.9final
1991-041.20.4 to 2.0final
1991-051.20.4 to 2.0final
1991-061.20.4 to 2.0final
1991-071.20.4 to 2.0final
1991-081.30.4 to 2.1final
1991-091.30.5 to 2.1final
1991-101.30.5 to 2.1final
1991-111.30.5 to 2.1final
1991-121.30.5 to 2.1final
1992-011.30.5 to 2.1final
1992-021.30.5 to 2.1final
1992-031.30.5 to 2.1final
1992-041.30.5 to 2.1final
1992-051.30.5 to 2.2final
1992-061.30.5 to 2.2final
1992-071.30.5 to 2.2final
1992-081.30.5 to 2.2final
1992-091.30.5 to 2.2final
1992-101.30.5 to 2.2final
1992-111.30.5 to 2.2final
1992-121.40.5 to 2.2final
1993-011.40.5 to 2.2final
1993-021.40.5 to 2.2final
1993-031.40.5 to 2.2final
1993-041.40.5 to 2.3final
1993-051.40.5 to 2.3final
1993-061.40.5 to 2.3final
1993-071.40.5 to 2.3final
1993-081.40.5 to 2.3final
1993-091.40.5 to 2.3final
1993-101.40.5 to 2.3final
1993-111.40.5 to 2.3final
1993-121.40.5 to 2.3final
1994-011.50.6 to 2.4final
1994-021.50.6 to 2.4final
1994-031.50.6 to 2.4final
1994-041.50.6 to 2.4final
1994-051.50.6 to 2.4final
1994-061.60.7 to 2.5final
1994-071.60.7 to 2.5final
1994-081.60.7 to 2.5final
1994-091.60.7 to 2.5final
1994-101.70.7 to 2.6final
1994-111.70.8 to 2.6final
1994-121.70.8 to 2.6final
1995-011.70.8 to 2.6final
1995-021.70.8 to 2.6final
1995-031.70.8 to 2.7final
1995-041.70.8 to 2.7final
1995-051.80.8 to 2.7final
1995-061.80.8 to 2.7final
1995-071.80.8 to 2.7final
1995-081.80.9 to 2.7final
1995-091.80.9 to 2.7final
1995-101.80.9 to 2.7final
1995-111.80.9 to 2.8final
1995-121.80.9 to 2.8final
1996-011.80.9 to 2.8final
1996-021.80.9 to 2.8final
1996-031.80.9 to 2.8final
1996-041.90.9 to 2.8final
1996-051.90.9 to 2.8final
1996-061.90.9 to 2.8final
1996-071.90.9 to 2.8final
1996-081.90.9 to 2.8final
1996-091.90.9 to 2.8final
1996-101.90.9 to 2.8final
1996-111.90.9 to 2.8final
1996-121.90.9 to 2.8final
1997-011.90.9 to 2.8final
1997-021.90.9 to 2.9final
1997-031.90.9 to 2.9final
1997-041.90.9 to 2.9final
1997-051.90.9 to 2.9final
1997-061.90.9 to 2.9final
1997-071.90.9 to 2.9final
1997-081.90.9 to 2.9final
1997-091.90.9 to 2.9final
1997-101.90.9 to 2.9final
1997-111.91.0 to 2.9final
1997-121.91.0 to 2.9final
1998-012.01.0 to 2.9final
1998-022.01.0 to 3.0final
1998-032.01.0 to 3.0final
1998-042.01.0 to 3.0final
1998-052.01.0 to 3.0final
1998-062.01.0 to 3.0final
1998-072.11.1 to 3.0final
1998-082.11.1 to 3.1final
1998-092.11.1 to 3.1final
1998-102.11.1 to 3.1final
1998-112.11.1 to 3.1final
1998-122.11.1 to 3.1final
1999-012.21.1 to 3.2final
1999-022.21.2 to 3.2final
1999-032.21.2 to 3.2final
1999-042.21.2 to 3.2final
1999-052.21.2 to 3.2final
1999-062.31.2 to 3.3final
1999-072.31.3 to 3.3final
1999-082.31.3 to 3.3final
1999-092.31.3 to 3.3final
1999-102.31.3 to 3.3final
1999-112.41.3 to 3.4final
1999-122.41.4 to 3.4final
2000-012.41.4 to 3.4final
2000-022.41.4 to 3.4final
2000-032.41.4 to 3.4final
2000-042.41.4 to 3.5final
2000-052.41.4 to 3.5final
2000-062.51.4 to 3.5final
2000-072.51.4 to 3.5final
2000-082.51.5 to 3.5final
2000-092.51.5 to 3.5final
2000-102.51.5 to 3.6final
2000-112.51.5 to 3.6final
2000-122.51.5 to 3.6final
2001-012.61.5 to 3.6final
2001-022.61.6 to 3.6final
2001-032.61.6 to 3.7final
2001-042.61.6 to 3.7final
2001-052.71.6 to 3.7final
2001-062.71.6 to 3.7final
2001-072.71.7 to 3.7final
2001-082.71.7 to 3.8final
2001-092.71.7 to 3.8final
2001-102.81.7 to 3.8final
2001-112.81.7 to 3.8final
2001-122.81.8 to 3.9final
2002-012.81.8 to 3.9final
2002-022.91.8 to 3.9final
2002-032.91.9 to 4.0final
2002-042.91.9 to 4.0final
2002-053.01.9 to 4.0final
2002-063.01.9 to 4.1final
2002-073.02.0 to 4.1final
2002-083.12.0 to 4.1final
2002-093.12.0 to 4.2final
2002-103.12.0 to 4.2final
2002-113.22.1 to 4.2final
2002-123.22.1 to 4.3final
2003-013.22.1 to 4.3final
2003-023.32.2 to 4.3final
2003-033.32.2 to 4.4final
2003-043.32.3 to 4.4final
2003-053.42.3 to 4.5final
2003-063.42.3 to 4.5final
2003-073.42.4 to 4.5final
2003-083.52.4 to 4.6final
2003-093.52.4 to 4.6final
2003-103.62.5 to 4.7final
2003-113.62.5 to 4.7final
2003-123.62.5 to 4.7final
2004-013.72.6 to 4.8final
2004-023.72.6 to 4.8final
2004-033.82.7 to 4.9final
2004-043.82.7 to 4.9final
2004-053.92.8 to 5.0final
2004-063.92.8 to 5.0final
2004-074.02.9 to 5.0final
2004-084.02.9 to 5.1final
2004-094.02.9 to 5.1final
2004-104.13.0 to 5.2final
2004-114.13.0 to 5.2final
2004-124.23.1 to 5.3final
2005-014.23.1 to 5.3final
2005-024.33.2 to 5.4final
2005-034.33.2 to 5.4final
2005-044.43.3 to 5.5final
2005-054.43.3 to 5.5final
2005-064.53.4 to 5.6final
2005-074.53.4 to 5.6final
2005-084.63.5 to 5.7final
2005-094.63.5 to 5.7final
2005-104.73.6 to 5.8final
2005-114.73.6 to 5.8final
2005-124.83.7 to 5.9final
2006-014.83.7 to 6.0final
2006-024.93.8 to 6.0final
2006-035.03.8 to 6.1final
2006-045.03.9 to 6.1final
2006-055.14.0 to 6.2final
2006-065.14.0 to 6.3final
2006-075.24.1 to 6.3final
2006-085.34.1 to 6.4final
2006-095.34.2 to 6.4final
2006-105.44.2 to 6.5final
2006-115.44.3 to 6.5final
2006-125.54.4 to 6.6final
2007-015.54.4 to 6.7final
2007-025.64.5 to 6.7final
2007-035.74.5 to 6.8final
2007-045.74.6 to 6.9final
2007-055.84.7 to 6.9final
2007-065.94.7 to 7.0final
2007-075.94.8 to 7.0final
2007-086.04.8 to 7.1final
2007-096.04.9 to 7.2final
2007-106.15.0 to 7.2final
2007-116.25.0 to 7.3final
2007-126.25.1 to 7.3final
2008-016.35.1 to 7.4final
2008-026.35.2 to 7.5final
2008-036.45.3 to 7.5final
2008-046.45.3 to 7.6final
2008-056.55.4 to 7.6final
2008-066.65.4 to 7.7final
2008-076.65.5 to 7.8final
2008-086.75.5 to 7.8final
2008-096.75.6 to 7.9final
2008-106.85.7 to 7.9final
2008-116.85.7 to 8.0final
2008-126.95.8 to 8.0final
2009-017.05.8 to 8.1final
2009-027.05.9 to 8.2final
2009-037.16.0 to 8.2final
2009-047.26.0 to 8.3final
2009-057.26.1 to 8.4final
2009-067.36.2 to 8.4final
2009-077.46.2 to 8.5final
2009-087.46.3 to 8.6final
2009-097.56.3 to 8.6final
2009-107.66.4 to 8.7final
2009-117.66.5 to 8.8final
2009-127.76.5 to 8.8final
2010-017.86.6 to 8.9final
2010-027.96.7 to 9.0final
2010-037.96.8 to 9.1final
2010-048.06.9 to 9.2final
2010-058.17.0 to 9.3final
2010-068.27.0 to 9.4final
2010-078.37.1 to 9.4final
2010-088.47.2 to 9.5final
2010-098.57.3 to 9.6final
2010-108.57.4 to 9.7final
2010-118.67.5 to 9.8final
2010-128.77.6 to 9.9final
2011-018.87.7 to 10.0final
2011-028.97.8 to 10.1final
2011-039.07.8 to 10.2final
2011-049.17.9 to 10.3final
2011-059.28.0 to 10.4final
2011-069.38.1 to 10.5final
2011-079.48.2 to 10.6final
2011-089.58.3 to 10.7final
2011-099.68.4 to 10.8final
2011-109.78.5 to 10.9final
2011-119.88.6 to 11.0final
2011-129.98.7 to 11.1final
2012-0110.08.8 to 11.1final
2012-0210.08.9 to 11.2final
2012-0310.19.0 to 11.3final
2012-0410.29.0 to 11.4final
2012-0510.39.1 to 11.5final
2012-0610.49.2 to 11.5final
2012-0710.49.3 to 11.6final
2012-0810.59.3 to 11.7final
2012-0910.69.4 to 11.8final
2012-1010.79.5 to 11.9final
2012-1110.89.6 to 12.0final
2012-1210.89.7 to 12.0final
2013-0110.99.7 to 12.1final
2013-0211.09.8 to 12.1final
2013-0311.09.8 to 12.2final
2013-0411.19.9 to 12.3final
2013-0511.19.9 to 12.3final
2013-0611.210.0 to 12.4final
2013-0711.210.0 to 12.4final
2013-0811.310.1 to 12.5final
2013-0911.310.2 to 12.5final
2013-1011.410.2 to 12.6final
2013-1111.510.3 to 12.6final
2013-1211.510.3 to 12.7final
2014-0111.510.4 to 12.7final
2014-0211.610.4 to 12.8final
2014-0311.610.4 to 12.8final
2014-0411.710.5 to 12.9final
2014-0511.710.5 to 12.9final
2014-0611.810.6 to 12.9final
2014-0711.810.6 to 13.0final
2014-0811.810.6 to 13.0final
2014-0911.910.7 to 13.1final
2014-1011.910.7 to 13.1final
2014-1112.010.8 to 13.2final
2014-1212.010.8 to 13.2final
2015-0112.010.8 to 13.2final
2015-0212.110.9 to 13.3final
2015-0312.110.9 to 13.4final
2015-0412.211.0 to 13.4final
2015-0512.211.0 to 13.5final
2015-0612.311.1 to 13.5final
2015-0712.411.1 to 13.6final
2015-0812.411.2 to 13.6final
2015-0912.511.2 to 13.7final
2015-1012.511.3 to 13.7final
2015-1112.611.3 to 13.8final
2015-1212.611.4 to 13.8final
2016-0112.711.4 to 13.9final
2016-0212.711.5 to 13.9final
2016-0312.711.5 to 14.0final
2016-0412.811.6 to 14.0final
2016-0512.811.6 to 14.0final
2016-0612.911.7 to 14.1final
2016-0712.911.7 to 14.1final
2016-0813.011.7 to 14.2final
2016-0913.011.8 to 14.2final
2016-1013.011.8 to 14.3final
2016-1113.111.9 to 14.3final
2016-1213.111.9 to 14.4final
2017-0113.211.9 to 14.4final
2017-0213.212.0 to 14.4final
2017-0313.212.0 to 14.4final
2017-0413.212.0 to 14.5final
2017-0513.312.0 to 14.5final
2017-0613.312.1 to 14.5final
2017-0713.312.1 to 14.6final
2017-0813.412.1 to 14.6final
2017-0913.412.2 to 14.6final
2017-1013.412.2 to 14.7final
2017-1113.412.2 to 14.7final
2017-1213.512.2 to 14.7final
2018-0113.512.3 to 14.8final
2018-0213.612.3 to 14.8final
2018-0313.612.4 to 14.9final
2018-0413.712.4 to 14.9final
2018-0513.712.5 to 15.0final
2018-0613.812.5 to 15.0final
2018-0713.812.6 to 15.0final
2018-0813.912.6 to 15.1final
2018-0913.912.7 to 15.1final
2018-1014.012.7 to 15.2final
2018-1114.012.8 to 15.2final
2018-1214.012.8 to 15.3final
2019-0114.112.9 to 15.4final
2019-0214.213.0 to 15.5final
2019-0314.313.0 to 15.5final
2019-0414.413.1 to 15.6final
2019-0514.413.2 to 15.7final
2019-0614.513.3 to 15.8final
2019-0714.613.4 to 15.9final
2019-0814.713.4 to 15.9final
2019-0914.813.5 to 16.0final
2019-1014.913.6 to 16.1final
2019-1114.913.7 to 16.2final
2019-1215.013.8 to 16.3final
2020-0115.113.8 to 16.3final
2020-0215.113.9 to 16.4final
2020-0315.213.9 to 16.5final
2020-0415.314.0 to 16.5final
2020-0515.314.1 to 16.6final
2020-0615.414.1 to 16.7final
2020-0715.514.2 to 16.7final
2020-0815.514.3 to 16.8final
2020-0915.614.3 to 16.8final
2020-1015.614.4 to 16.9final
2020-1115.714.4 to 17.0final
2020-1215.814.5 to 17.0final
2021-0115.814.6 to 17.1final
2021-0215.914.6 to 17.1final
2021-0315.914.6 to 17.2final
2021-0415.914.7 to 17.2final
2021-0516.014.7 to 17.2final
2021-0616.014.8 to 17.3final
2021-0716.114.8 to 17.3final
2021-0816.114.8 to 17.4final
2021-0916.114.9 to 17.4final
2021-1016.214.9 to 17.5final
2021-1116.215.0 to 17.5final
2021-1216.315.0 to 17.5final
2022-0116.315.0 to 17.6final
2022-0216.315.1 to 17.6final
2022-0316.415.1 to 17.7final
2022-0416.415.1 to 17.7final
2022-0516.515.2 to 17.7final
2022-0616.515.2 to 17.8final
2022-0716.515.3 to 17.8final
2022-0816.615.3 to 17.9final
2022-0916.615.3 to 17.9final
2022-1016.615.4 to 17.9final
2022-1116.715.4 to 18.0final
2022-1216.715.4 to 18.0final
2023-0116.815.5 to 18.0final
2023-0216.815.5 to 18.1final
2023-0316.815.6 to 18.1final
2023-0416.915.6 to 18.2final
2023-0516.915.6 to 18.2final
2023-0617.015.7 to 18.3final
2023-0717.015.7 to 18.3final
2023-0817.015.8 to 18.3final
2023-0917.115.8 to 18.4final
2023-1017.115.8 to 18.4final
2023-1117.215.9 to 18.5final
2023-1217.215.9 to 18.5final
Calculated by Environment Dashboard from IMBIE: Otosaka et al. (2026), Mass balance of the Greenland and Antarctic Ice Sheets from the 1970s to 2023 (Version 1.0), NERC EDS UK Polar Data Centre, doi:10.5285/128c5e33-5224-4197-82f0-19dcc95b80a0; Otosaka et al. (2026), Scientific Data 13, 1301, doi:10.1038/s41597-026-08088-0. Contains public sector information licensed under the Open Government Licence v3.0. Changes: sign flipped from mass balance (negative for ice loss) to contribution to sea level (positive for a rise). Open Government Licence v3.0.

Where it comes from

Producer
IMBIE Team (led from Northumbria University); archived by the NERC EDS UK Polar Data Centre · Mass balance of the Greenland and Antarctic ice sheets from the 1970s to 2023 (IMBIE 2026)
Version
1.0
Fetched
2026-10-05 (automatically), 101,046 bytes
Fingerprint
sha256 1d4df7c73845ab9194fd07999ce7a7716d01ef5c9fbc2d4a464be5afc6b52a26 · Last-Modified Mon, 06 Jul 2026 10:07:40 GMT
Copies
No Wayback copy recorded yet.Our copy of the exact file
Cite the producer
Otosaka, I., Shepherd, A., Amory, C., Horwath, M., King, M., Nowicki, S., Payne, A., Rignot, E., Sørensen, L., Schlegel, N., Simon, K., Smith, B., Sutterley, T., van den Broeke, M., Velicogna, I., A, G., Agosta, C., Ditmar, P., Döhne, T., … Wouters, B. (2026). Mass balance of the Greenland and Antarctic Ice Sheets from the 1970s to 2023 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/128c5e33-5224-4197-82f0-19dcc95b80a0
Producer
IMBIE Team (led from Northumbria University); archived by the NERC EDS UK Polar Data Centre · Mass balance of the Greenland and Antarctic ice sheets from the 1970s to 2023 (IMBIE 2026)
Version
1.0
Fetched
2026-10-05 (automatically), 104,333 bytes
Fingerprint
sha256 956e645443fafc20a706504b0dab5f12a80fe8a59830cf54534942b5461c618c · Last-Modified Mon, 06 Jul 2026 10:07:40 GMT
Copies
No Wayback copy recorded yet.Our copy of the exact file
Cite the producer
Otosaka, I., Shepherd, A., Amory, C., Horwath, M., King, M., Nowicki, S., Payne, A., Rignot, E., Sørensen, L., Schlegel, N., Simon, K., Smith, B., Sutterley, T., van den Broeke, M., Velicogna, I., A, G., Agosta, C., Ditmar, P., Döhne, T., … Wouters, B. (2026). Mass balance of the Greenland and Antarctic Ice Sheets from the 1970s to 2023 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/128c5e33-5224-4197-82f0-19dcc95b80a0

What was done to it

  1. Read the 'Cumulative mass balance anomaly (mm)' column and its uncertainty from imbie3_greenland_mm_partitioned.csv (IMBIE version 1.0), 1971-07 to 2023-12.

    Code: pipeline/src/envdash/transforms/ice/imbie_2026.py · code sha256 890ecd9e82cc65eb… · inputs 1d4df7c73845… 956e645443fa…

  2. Checked every month against imbie3_greenland_Gt_partitioned.csv: the mm value and its uncertainty equal the Gt values divided by 360 (IMBIE's 360 Gt of ice per mm of sea level), so the mm column has the mass-balance sign, negative for a loss of ice.

    Code: pipeline/src/envdash/transforms/ice/imbie_2026.py · code sha256 890ecd9e82cc65eb… · inputs 1d4df7c73845… 956e645443fa…

  3. Flipped the sign, so that a positive value is a rise in global mean sea level. Lower and upper are the flipped value minus and plus the one-sigma uncertainty.

    Code: pipeline/src/envdash/transforms/ice/imbie_2026.py · code sha256 890ecd9e82cc65eb… · inputs 1d4df7c73845… 956e645443fa…

What it covers

Geography
Greenland Ice Sheet
Baseline
Zero just before July 1971, the start of IMBIE's Greenland record; the first month's value is that month's change.
Basis
Reconciled from 24 independent satellite estimates (altimetry, gravimetry and the input-output method) by IMBIE 2026; total mass balance, the sum of surface mass balance and ice dynamics. Positive values raise global mean sea level; 360 Gt of ice = 1 mm.
Unit
millimetres (mm)