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Posts by Dhruba Samanta

#SoutheastAsia #MarineHeatWaves #ClimateChange #OceanWarming #CoralReefs #EOSSG
This work is part of our project under the Marine Climate Change Science (MCCS) Programme, funded by the National Parks Board, Singapore.

2 weeks ago 0 0 0 0
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Marine Heatwaves Have Increased in Frequency, Duration, and Depth Across Southeast Asia In Southeast Asia, marine heatwave (MHW) frequency doubled (+108%) and duration increased (+63%) during 2003–2023 compared with 1982–2002 Local surface net heat flux and high sea level pressure u...

Marine heatwaves in Southeast Asia are intensifying fast 🔥
📈 >2× increase in frequency (2003–2023 vs 1982–2002)
🌊 Extending below the surface (~100 m+)
🌏 Increasing risks for marine ecosystems

Our new paper (led by Sai) is now out in @jgroceans.bsky.social @agu.org
#NTUSG
doi.org/10.1029/2025...

2 weeks ago 2 1 1 0

Full document is here www.wcrp-rifs.org/wp-content/u...

4 weeks ago 0 0 0 0
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CMIP Rapid Evaluation Framework (REF) outputs are widely used, but can be easy to overinterpret.

In this new guidance, we emphasize a simple point:
diagnostics are a starting point, not the final answer.

Glad to have contributed to this community effort.
@wcrp-cmip.org @wcrp-cmip.org

4 weeks ago 0 1 1 0

Good to see @wcrpclimate.bsky.social highlighting the importance of this work. Our recent @natclimate.nature.com study examines the long-term health and economic impacts of ENSO variability across Pacific Rim countries.

1 month ago 1 1 0 0

Honored to be featured by WCRP Academy and to contribute through the CLIVAR Pacific Region Panel.

Focused on ocean and climate dynamics, climate variability, and advancing understanding of regional climate change impacts across the Indo-Pacific.

2 months ago 3 0 0 0

The AOGS 2026 abstract deadline has been extended to 30 January, 11:55 PM (Singapore time).

There’s still time to submit abstracts to our session—hope to see more contributions.

2 months ago 0 0 0 0

The AOGS 2026 abstract deadline has been extended to 30 January, 11:55 PM (Singapore time).

There’s still time to submit abstracts to our session—hope to see more contributions.

2 months ago 0 0 1 0

NTU news release is here www.ntu.edu.sg/news/detail/...

3 months ago 1 0 0 0
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Three key takeaways:

• Climate variability like El Niño has long-lasting health effects, not just short-term shocks

• These impacts accumulate quietly over decades, with real economic consequences

• Climate dynamics matter, not only average warming, for understanding future risks to people

3 months ago 1 0 1 0
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🌍 Our new @natclimate.nature.com study, led by @xuyanbin.bsky.social shows climate variations like El Niño don’t just affect weather — they can shape long-term human health and economic outcomes. Proud to contribute on the climate science side.
www.nature.com/articles/s41...

#ENSO #PublicHealth

3 months ago 7 4 1 0
AOGS2026 Please visit our FAQ page to find answers to frequently asked questions

www.asiaoceania.org/aogs2026/pub...

4 months ago 0 0 0 0
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🌏 AOGS 2026: OS01 Sea-Level Session
Understanding Multiscale Sea-Level Change Using Observations and Models

📅 Deadline: 23 Jan 2026
📍 Fukuoka, Japan

We invite work on sea-level processes, ocean warming, attribution, extremes, projections, & coastal impacts, from global dynamics to local realities.

4 months ago 3 1 1 1
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🔥 Call for Abstracts – AOGS 2026 (OS25 Session)
Ocean Warming and Marine Heatwaves: Understanding Drivers, Impacts, and Pathways to Early Warning

📍 Fukuoka, Japan — 02–07 August 2026 |
Abstract Deadline: 23 January 2026

www.asiaoceania.org/aogs2026/pub...

4 months ago 1 0 0 1
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Changes to tropical cyclone trajectories in Southeast Asia under a warming climate - npj Climate and Atmospheric Science npj Climate and Atmospheric Science - Changes to tropical cyclone trajectories in Southeast Asia under a warming climate

This work builds on our earlier paper, which first documented changes in tropical cyclones across centuries in Southeast Asia under warming.
www.nature.com/articles/s41...
@penncssm.bsky.social
#EarthObservatoryofSingapore
#SoutheastAsia
#TropicalCyclone
#CoastalHazards
#CoastalRisk
#ClimateChange

5 months ago 1 0 0 0

Insights
⬆️Genesis shifting northward across seasons
📈Winter monsoon genesis could more than double; summer up to 50%
🏝️Landfall patterns evolving Philippines in winter/spring, mainland SE Asia in summer/autumn
🌡️Humidity & wind shear increasingly influence summer/autumn genesis
@penncssm.bsky.social

5 months ago 0 0 0 1
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Seasonal variations of tropical cyclone genesis and landfall patterns impacting Southeast Asia in a warmer climate - Communications Earth & Environment In Southeast Asia, tropical cyclone genesis is projected to shift northward with more seasonal activity and altered landfall patterns, according to analysis of seasonal-scale tropical cyclone genesis ...

🌏 New study in @commsearth.nature.com!
Led by Kenzie Weaver, our team explores how tropical cyclone genesis and landfall patterns in Southeast Asia are shifting seasonally under future warming.
www.nature.com/articles/s43...
@michaelemann.bsky.social @andrajgarner.bsky.social @NTUSingapore

5 months ago 20 4 2 2
A global map of the Pacific Ocean showing surrounding continents with orange colors highlighting warmer sea surface temperatures.

A global map of the Pacific Ocean showing surrounding continents with orange colors highlighting warmer sea surface temperatures.

Ocean scientists are one step closer to understanding the connection between warming in the Eastern Tropical Pacific Ocean and its impact on weather and climate. The new study by @oceanclilmatecu.bsky.social and partners in @agu.org Earth's Future is spotlighted here! buff.ly/Tcbj2fq

6 months ago 7 2 0 0
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This study introduces ColdBlobMIP—a focused, ad hoc model intercomparison project designed to assess the atmospheric response to the observed North Atlantic Warming Hole, or cold blob.
@colorado.edu @cires.colorado.edu @lamont.columbia.edu @NTUSingapore @noaa.gov@SCSIO

6 months ago 4 1 0 0
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ColdBlobMIP: A Multi‐Model Assessment of the Atmospheric Response to the North Atlantic Warming Hole ColdBlobMIP shows that the North Atlantic warming hole causes small but robust changes in surface winds, sea level pressure, and clouds Cloud feedbacks may amplify cooling, with a shortwave forci...

🌍❄️ Why is the North Atlantic “cold blob” cooling while the rest of the planet warms?

🚨A new @agu.org GRL study led by @sydkramer12.bsky.social + @oceansclimatecu.bsky.social unites 15 models, showing it shifts winds & clouds, with feedbacks that may lock in the cooling.
🔗 doi.org/10.1029/2025...

6 months ago 3 1 1 0
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DeBriefed 25 July 2025: World court delivers climate ‘turning point’; Renewables ‘unstoppable’; Antarctica’s oldest ice examined - Carbon Brief ICJ said “wealthy” nations must cut emissions or risk reparations and around 90% of renewable projects are now cheaper than fossil fuels.

DeBriefed | World court delivers climate ‘turning point’; Renewables ‘unstoppable’; Antarctica’s oldest ice examined

✍️ : Written and edited by
@daisydunne.carbonbrief.org

Read here➡️ buff.ly/Y0MnUUM
Sign up to our newsletters ➡️ buff.ly/3kFciAO

8 months ago 14 8 2 2

Global warming reached an estimated 1.51°C in May 2025.

'If the 15-year warming trend leading up to then continued, global warming would reach 2°C by December 2036'

May was the first month below this trend in almost two years.

Global warming accelerated significantly!

10 months ago 143 77 6 7

journals.ametsoc.org/view/journal...

11 months ago 0 0 0 0
Pacific upwelling much faster at the equator than scientists thought

Fascinating new study from @oceansclimatecu.bsky.social reveals that upwelling—the slow rise of deep, cold water to the surface—is not only much faster than we thought but also sharply concentrated near the equatorial Pacific Ocean.
cires.colorado.edu/news/pacific...

11 months ago 1 0 1 0
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El Niño was a key driver of anomalous ocean warming in Southeast Asia in 2023 - Scientific Reports Scientific Reports - El Niño was a key driver of anomalous ocean warming in Southeast Asia in 2023

Fangyi Tan and I led a new study showing how the 2023 El Niño triggered record-breaking ocean warming across Southeast Asia. Heat anomalies spread deep into regional seas, with warming reaching 40 m. Our work highlights the urgent need for sustained ocean monitoring.
doi.org/10.1038/s415...

11 months ago 1 0 1 0
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Climate chronicles Climate chronicles brings together Nature Reviews Earth & Environment's annual series of 'Year in Review' articles.

Part of th3 2024 Climate Chronicles which can all be found here: www.nature.com/collections/...

1 year ago 1 2 0 0
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Deadline for abstract submission is now extended to 28th February!!

1 year ago 0 0 0 0

My latest chapter reviews past, present & future sea level changes, with insights on adaptation, mitigation & key data sources for researchers! 📊

1 year ago 0 0 0 0
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Sea level change in Asia The consequences of sea level rise present some of the most formidable challenges humanity faces. Global mean sea level rose faster in the 20th centur…

🌊 New Chapter Alert! 📖

How fast is sea level rising in Asia? 🌏
Is climate change to blame? 🔥
What does it mean for coastal communities & economies? 💰🏝️

www.sciencedirect.com/science/arti...

1 year ago 1 0 1 0