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Why Were 2023 and 2024 So Hot?

Union of Concerned Scientists

According to recent data from NOAAs National Center for Environmental Information, 2024 is likely to be even warmer than 2023. But why were 2023 and 2024 so warm? In other words, 2023 and 2024 have been much hotter than scientists’ predictions. Albedo is the total reflection of incoming solar radiation by Earth.

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The House Has 13 Working Days to Save RECA. Here’s What’s Happened in 2024 So Far.

Union of Concerned Scientists

The clock is ticking for the Radiation Exposure Compensation Act (RECA), which provides health screenings and compensation for people sickened by radiation from U.S. RECA advocates speak to media outside of the US Senate gallery on March 7, 2024, after the RECA reauthorization bill (S.3853) nuclear weapons production.

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WMO: Update on 2023/4 Anomalies

Real Climate

There is always something of course – the weather is variable – but for 2023 and 2024 the residuals were higher than for any other year in decades. We find that ENSO had a negligible impact in 2023, but was a substantial contributor in 2024. More sophisticated modeling might well be able to reduce the uncertainty there.

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The AMOC is slowing, it’s stable, it’s slowing, no, yes, …

Real Climate

While these simulations assimilate observational data, over most of the ocean surface these are basically sea surface temperatures, but surface heat loss depends also on air temperature, wind speed, humidity, radiation and cloud cover in complex ways, all of which are not accurately known. Source: Oceanography 2024.

Ocean 360
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New journal: Nature 2023?

Real Climate

2024) , for instance, New Scientist , The Guardian etc. Preprint) Schoeberl et al (2024) “HTHH produced a global forcing of -0.17±0.07 NEW (May 30, 2024) Yuan et al. 2024) Looked at the impact of Chinese aerosol emission decreases from 2010 to 2020 and saw increases in North Pacific ocean temperatures.

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Upcoming Developments in International Governance of Marine Carbon Dioxide Removal

Law Columbia

Delayed action on emissions cuts may require even more (and more expensive) CDR – the 2024 United Nations Emissions Gap Report released this week found that 2023 greenhouse gas emissions set a new record, and current emissions reduction pledges for 2030 are insufficient to meet temperature goals.

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Registration Now Open! 2025 Shale Gas & Public Health Conference At Duquesne University, Pittsburgh, Online Feb. 27

PA Environment Daily

The Conference will bring together scientists, public health experts, industry leaders, and advocacy groups to explore the latest research and insights on unconventional oil and gas development, its environmental impact and associated health risks, and community wins and responses.

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