Posted on by Evan Gough

NASA Confirms that 2023 was the Hottest Year on Record

This map of Earth in 2023 shows global surface temperature anomalies, or how much warmer or cooler each region of the planet was compared to the average from 1951 to 1980. Normal temperatures are shown in white, higher-than-normal temperatures in red and orange, and lower-than-normal temperatures in blue. Image Credit: NASA SVS

After analyzing the temperature data from 2023, NASA has concluded that it was the hottest year on record. This will surprise almost nobody. If you live in one of the regions stricken by drought, forest fires, or unusually powerful weather, you don’t need NASA to confirm that the planet is warming.

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Posted on by Evan Gough

Climate Change is Making the Atmosphere Worse for Astronomy

climate change and observatories
Global climate change's effects will reach right up the skies, affecting such places as the VLTI in Chile. Courtesy ESO.

Modern astronomical telescopes are extraordinarly powerful. And we keep making them more powerful. With telescopes like the Extremely Large Telescope and the Giant Magellan Telescope seeing first light in the coming years, our astronomical observing power will be greater than ever.

But a new commentary says that climate change could limit the power of our astronomical observatories.

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