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Why Were 2023 and 2024 So Hot?

Union of Concerned Scientists

Scientists are sounding the alarm because this warming is shockingly bigbigger than what we would have expected given the long-term warming trend from fossil fuel-caused climate change. where 30,000-plus scientists gathered to present their latest research. But why were 2023 and 2024 so warm?

2024 274
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LA Fires and the Climate Connection

Legal Planet

The evidence shows that hydroclimate whiplash has already increased due to global warming, and further warming will bring about even larger increases, says Daniel Swain, a climate scientist with UCLA and UC Agriculture and Natural Resources who led the study. But e xtreme weather is already the context.

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​​The Science Behind Sea Level Rise: How Past Emissions Will Shape Our Future

Union of Concerned Scientists

The future trajectories are based on different scenarios, such as versions of the future where the world comes together to take action and phase out fossil fuels, or versions where fossil fuel production continues throughout this century. 2C above the preindustrial average.

Sea Level 236
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What Is a Climate Model and How Does It Work?

Union of Concerned Scientists

Climate models are the main tool climate scientists use to predict how Earth will respond to more heat-trapping pollutants in the atmosphere. But what exactly is a climate model? Lets start off easy by breaking down the phrase climate model.” What causes a circulation? temperature, rainfall, etc.)

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The Long History of Climate Models

Union of Concerned Scientists

Climate models are the main tool scientists use to assess how much the Earths temperature will change given an increase in fossil fuel pollutants in the atmosphere. As a climate scientist, Ive used them in all my research projects, including one predicting a change in Southwestern US precipitation patterns.

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As its Lone Climate Scientist Board Member Departs, ExxonMobil Still Heads in the Wrong Direction

Union of Concerned Scientists

There has been comparatively less attention to the decision by climate scientist Dr. Susan Avery not to seek re-election to the ExxonMobil board of directors. Yet this shift in corporate leadership is significant, marking the end of a chapter in ExxonMobil’s long and ongoing history of climate deception and disinformation.

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How Do ‘Future Climate Scenarios’ Shape Climate Science and Inform Policy? 

Union of Concerned Scientists

Initially it used four different emission storylines from the Special Report on Emissions Scenarios (SRES) as a scientific basis, however, recognizing the need for a more flexible and policy-relevant framework, scientists developed the Representative Concentration Pathways (RCPs) for the IPCC reports.

Radiation 161