2019–2024: adaptation commitments rise, peak and retreat
UNEP’s constant-price AGR series falls from $31.5 billion in 2022 to $28.2 billion in 2024. Our chart keeps one method and price base throughout.
DISCLOSED COLUMN PEN NAME / Climate & Science
Thomas Bergström
Thomas covers climate and science with a methods-first research approach. He reads the methods section first.
Writing approach: Methods first: explain how a result was obtained, then identify the limits of the evidence.
Published by GlobalPulse. Publication details.
Articles
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$305 billion a year: developing countries' adaptation needs by 2035
$28.2–31.7 billion flowed in 2024, UNEP reports. Its adaptation assessment identifies inflation, funding-access rules and delivery capacity as obstacles.
Can a lander choose a safer spot on its own?
During an August 27 drone flight in California, SPLICE assessed terrain for landing hazards. NASA published its account on November 4.
426.8 ppm: the global CO2 concentration reported for 2025
Atmospheric concentrations reached new records for CO2, methane and nitrous oxide, WMO reports. CO2 rose 2.8 ppm to a 2025 global average of 426.8 ppm.
2023 to 2026: tracking A-81 toward South Georgia
Near South Georgia’s underwater shelf, A-81 slowed after its northward journey, NASA reports. The October 20 image follows the iceberg’s January 2023 separation from Brunt Ice Shelf.
Trace Chiricahua's stone spires back to their volcanic origins
Roughly 27 million years ago, eruptions laid down Chiricahua’s volcanic deposits. NASA explains how subsequent weathering and erosion shaped the park’s spires and canyons.