Scientific consensus: Earth’s climate is warming
Carbon Dioxide
PROXY (INDIRECT) MEASUREMENTS
Data source: Reconstruction from ice cores.
Credit: NOAA
For more information on the consensus visit https://climate.nasa.gov/scientific-consensus/
DIRECT MEASUREMENTS: 2005-PRESENT
Data source: Monthly measurements (average seasonal cycle removed). Credit: NOAA
Global Temperature
GLOBAL LAND-OCEAN TEMPERATURE INDEX
Data source: NASA’s Goddard Institute for Space Studies (GISS). Credit: NASA/GISS
Sea Level
SATELLITE DATA: 1993-PRESENT
Data source: Satellite sea level observations.
Credit: NASA Goddard Space Flight Center
Credit: NASA Goddard Space Flight Center
GROUND DATA: 1870-2000
Data source: Coastal tide gauge records.
Credit: CSIRO
Credit: CSIRO
Arctic Sea Ice Minimum
AVERAGE SEPTEMBER EXTENT
Data source: Satellite observations. Credit: NSIDC/NASA
Land Ice
ANTARCTICA MASS VARIATION SINCE 2002
Data source: Ice mass measurement by NASA’s GRACE satellites.
Credit: NASA
Credit: NASA
GREENLAND MASS VARIATION SINCE 2002
Data source: Ice mass measurement by NASA’s GRACE satellites.
Credit: NASA
Credit: NASA
Source: visit https://climate.nasa.gov/evidence/ for more information