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Search Results for: RCP8.5
Is RCP8.5 an impossible scenario?
by Judith Curry In considering ‘worst case’ climate change impacts, we first need to assess the realistic worst case for global carbon emissions.
Posted in Energy
A closer look at scenario RCP8.5
by Larry Kummer The United Nations Climate Change Conference (COP21) in Paris climate was preceded by a surge of studies and articles warning of a dismal future if we do not take strong policy action. One scenario in the IPCC’s … Continue reading
Posted in Policy
Climate adaptation sense. Part III: Dynamic Adaptation Policy Pathways
by Judith Curry Best practices in adapting to sea level rise use a framework suitable for decision making under deep uncertainty.
Posted in Adaptation, Oceans, Uncertainty
Week in review – science edition
by Judith Curry A few things that caught my eye these past few weeks
Posted in Week in review
Climate adaptation follies. Part II: scenarios of future sea level rise
by Judith Curry How did the state of New Jersey come to adopt sea level rise projections for their adaptation planning that are more than twice as high as the IPCC’s values?
Posted in Adaptation, Uncertainty
Assessment of climate change risk to the insurance sector
by Judith Curry The insurance sector is abuzz with a new report from AIR Worldwide on the insurance risk from the impact of climate change on hurricanes. Insurance industry clients of my company, Climate Forecast Applications Network (CFAN), have requested … Continue reading
Posted in Hurricanes
2020 Year in Review
by Judith Curry A year ago, there were many things about 2020 that no one anticipated.
Posted in Week in review
New confirmation that climate models overstate atmospheric warming
by Ross McKitrick Two new peer-reviewed papers from independent teams confirm that climate models overstate atmospheric warming and the problem has gotten worse over time, not better.
Posted in climate models
New paper suggests historical period estimates of climate sensitivity are not biased low by unusual variability in sea surface temperature patterns
By Nic Lewis An important new paper by Thorsten Mauritsen, Associate Professor at Stockholm University[i] and myself has just been accepted for publication (Lewis and Mauritsen 2020)[ii]. Its abstract reads:
Posted in Sensitivity & feedbacks
Week in review – science edition
by Judith Curry A few things that caught my eye this past week
Posted in Week in review
Explaining the Discrepancies Between Hausfather et al. (2019) and Lewis&Curry (2018)
by Ross McKitrick Challenging the claim that a large set of climate model runs published since 1970’s are consistent with observations for the right reasons.
Posted in climate models, Sensitivity & feedbacks
Two more degrees by 2100!
by Vaughan Pratt An alternative perspective on 3 degrees C?
Posted in Sensitivity & feedbacks
3 degrees C?
by Judith Curry Is 3 C warming over the 21st century now the ‘best estimate’? A reframing of how we think about climate change over the 21st century, and my arguments for 1 C.
Posted in Sensitivity & feedbacks
Week in review – science edition
by Judith Curry A few things that caught my eye this past week
Posted in Week in review
The toxic rhetoric of climate change
by Judith Curry “I genuinely have the fear that climate change is going to kill me and all my family, I’m not even kidding it’s all I have thought about for the last 9 months every second of the day. … Continue reading
Posted in Communication
Climate ‘limits’ and timelines
by Judith Curry Some thoughts in response to a query from a reporter.
Posted in Policy
Week in review – science edition
by Judith Curry A few things that caught my eye this past week.
Posted in Week in review
Climate Change: What’s the Worst Case?
by Judith Curry My new manuscript is now available.
Posted in Uncertainty
Rebelling against the Extinction Rebellion
by Larry Kummer The Extinction Rebellion and the Green New Deal arouse fears of extinction for other species, and humanity. Only the complicit silence of climate scientists makes this possible. Compare the alarmists’ claims with what scientists said in the … Continue reading
Posted in Climate change impacts, Communication
What’s the worst case? Emissions/concentration scenarios
by Judith Curry Is the RCP8.5 scenario plausible?
Posted in Prediction
What’s the worst case? A possibilistic approach
by Judith Curry Are all of the ‘worst-case’ climate scenarios and outcomes described in assessment reports, journal publications and the media plausible? Are some of these outcomes impossible? On the other hand, are there unexplored worst-case scenarios that we have … Continue reading
Posted in Uncategorized
Week in review – science edition
by Judith Curry A few things that caught my eye this past week.
Posted in Week in review
Hurricanes & climate change: 21st century projections
by Judith Curry Final installment in my series on hurricanes and climate change.
Posted in Hurricanes
Critique of the new Santer et al. (2019) paper
by Ross McKitrick Ben Santer et al. have a new paper out in Nature Climate Change arguing that with 40 years of satellite data available they can detect the anthropogenic influence in the mid-troposphere at a 5-sigma level of confidence. … Continue reading
Posted in Attribution
Sea level rise whiplash
by Judith Curry Some recent sea level rise publications, with implications for how we think about the worst case scenario for the 21st century.
Posted in Oceans
