Climate

How much has sea level risen?

The Climate.gov post Climate Change: Global Sea Level by Rebecca Lindsey (11/19/2019) notes: Global mean sea level has risen about 8–9 inches (21–24 centimeters) since 1880, with about a third of that coming in just the last two and a half decades. The rising water level is mostly due to a …

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How hot was Australia in 2019?

The graph here is from the Australian Bureau of Meteorology Climate changes – trends and extremes page.  In 2019, the temperature was 1.52 deg C (2.7 deg F) above the 30 year average from 1961-1990, which is a new record. The second highest year is 2013 at  1.33 deg C …

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How hot was November 2019?

From the NOAA Global Climate Report – November 2019: The November 2019 global land and ocean surface temperature was 0.92°C (1.66°F) above average and the second highest November temperature in the 140-year record. Only November 2015 was warmer at +1.01°C (+1.82°F). The five warmest November global land and ocean surface …

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Is the Arctic “greening”?

  One section of NOAA’s Arctic Report Card: Update for 2019 is on Tundra Greenness.  The graph here from their report is for maximum NDVI: Normalized Difference Vegetation Index (NDVI), which is sensitive to the unique properties of photosynthetically-active vegetation in the Red and Near Infrared wavelengths. NDVI is highly …

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How hot was October 2019?

From the NOAA Global Climate Report – October 2019 page: The combined global land and ocean surface temperature departure from average for October 2019 was the second highest for October in the 140-year record at 0.98°C (1.76°F) above the 20th century average 14.0°C (57.1°F). This value is just 0.06°C (0.11°F) …

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How hot was September 2019?

From the NOAA Global Climate Report – September 2019: The average global land and ocean surface temperature for September 2019 was 0.95°C (1.71°F) above the 20th century average and tied 2015 as the highest September temperature departure from average since global records began in 1880. The Northern Hemisphere, as a whole, …

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