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Sea level in the IPCC 6th assessment report (AR6)

Real Climate

My top 3 impressions up-front: The sea level projections for the year 2100 have been adjusted upwards again. The IPCC gives more consideration to the large long-term sea-level rise beyond the year 2100. And here is the key sea-level graphic from the Summary for Policy Makers: Source: IPCC AR6, Figure SPM.8.

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Rising Seas: Challenges and Solutions for Coastal Communities

HumanNature

Student in the Department of Civil & Environmental Engineering at Colorado State University The Challenge of Sea Level Rise Imagine your favorite beach town slowly disappearing beneath encroaching waves. Rising sea levels, a consequence of climate change, pose a significant threat to coastal communities worldwide.

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Why is future sea level rise still so uncertain?

Real Climate

Three new papers in the last couple of weeks have each made separate claims about whether sea level rise from the loss of ice in West Antarctica is more or less than you might have thought last month and with more or less certainty. Simplified schematic of atmosphere-ocean-ice interactions (Zalasiewicz et al, 2019).

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A distraction due to errors, misunderstanding and misguided Norwegian statistics

Real Climate

We have examined the effect of the geographical distribution of measurements in a study that was cited by New Scientist in 2019 , and we found that the uneven distribution of thermometer measurements can give a misleading impression that the perceived warming rate has been slower than the actual global warming.

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Deciphering the ‘SPM AR6 WG1’ code

Real Climate

The problems with the SPM are similar those from the previous fifth assessment report which prompted me to write a post in 2013. I think in hindsight that my concerns from 2013 to some extent were supported by the fact that the IPCC organised an Expert Meeting on Communication, Oslo, Norway, 9–10 February 2016. mm increase every year.

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First District Affirms Judgment Upholding Statutory CEQA Exemption For Housing Project Consistent With EIR-Reviewed Specific Plan, Rejects Claims That Changes In Project Or Circumstances Required Subsequent EIR

CEQA Developments

Plaintiffs unsuccessfully challenged the City’s 2019 subdivision map approval based on the claim that a subsequent EIR was required due to changes in the project and circumstances allegedly showing it would have new significant impacts on the endangered salt marsh harvest mouse (“harvest mouse”) and its wetlands habitat. 4th at 1312.).

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The Stream, July 20, 2022: Flooding Spurs Climate Anxiety, Disease and Death in the World’s Most Vulnerable Communities

Circle of Blue

The report recorded 62 serious pollution incidents last year, the highest total since 2013. Despite efforts by the nation’s leaders, the report found that water levels in the Murray-Darling Basin sat at all-time lows in 2019 and native fish populations have declined by more than 90 percent in the last 150 years.

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