# SEMINAR
**Source**: https://caos.iisc.ac.in/seminar-2/
**Parent**: https://caos.iisc.ac.in/
### **CAOS Seminar:**
**Title:** Western disturbances and climate variability: a review of recent developments
**Speaker:** Dr. Basavaraj R. Amogi, Data Scientist (Agronomy and Remote Sensing), Digital Farming Solutions, Bayer Crop Science, Bengaluru
**Date:** 18 December 2025, Thursday
**Time:** 3:30 PM,
Venue: CAOS Seminar Room & online
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/08/Aditi-Seminar.pdf)
### **CAOS Seminar:**
**Title:**Environmental Sensing, Hyperlocal Weather Forecasting, and Decision Support
**Speaker:** Dr. Basavaraj R. Amogi, Data Scientist (Agronomy and Remote Sensing), Digital Farming Solutions, Bayer Crop Science, Bengaluru
**Date:** 18 December 2025, Thursday
**Time:** 3:30 PM,
Venue: CAOS Seminar Room & online
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2026/02/Dr-Basavraj.pdf)
### **CAOS Seminar:**
**Title:**A well-calibrated deep learning model for ENSO forecasting
**Speaker:**Prof. Bedartha Goswami (IISER Pune)
**Date:** Thursday 30 October 2025
**Time:** 3:30 PM,
Venue: CAOS Seminar Room & online
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/10/Prof.-Bedartha-Goswami.pdf)
### **CAOS Seminar:**
**Title:**Western disturbances and climate variability: a review of recent developments
**Speaker:**Prof. Kieran Hunt, University of Reading,
**Date:** 18 December 2025, Thursday
**Time:** **3;30 PM on**
Venue: CAOS Seminar Room & online
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/11/Prof.-Kieran-Hunt1.pdf)
### **CAOS Seminar:**
**Title:**Mechanisms of future Indian Ocean climate change
****Speaker:**** Sahil Sharma, IBS Center for Climate Physics (ICCP), Pusan National University Busan 46241, Republic of Korea
**Time:** 3:30 PM,
Venue: CAOS Seminar Room & online
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2026/02/Sahil-Sharma.pdf)
### **CAOS Seminar:**
**Title:** Atmospheric gravity waves: new observations, high-resolution simulations, and data-informed methods
**Speaker:** Prof. Aditi Sheshadri, Stanford University
**Date:** Thursday, 14 August 2025,
**Time:** 3:30 PM,
Venue: CAOS Seminar Room & online
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/08/Aditi-Seminar.pdf)
### **Ph.D Thesis Defence**
**Title:** Role of buoyancy in driving upper ocean mixing across timescales.
**Student:** Devang Falor
**Date:** Tuesday, 12 August 2025,
**Time:** 3:30 PM,
Venue: CAOS Seminar Room & online
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/08/devang-thesis.pdf)
### **CAOS Seminar**
**Title: 2025 batch Student Orientation.**
**Date:** Tuesday, 05 August 2025.
**Time:** 3 PM.
**Venue:** CAOS Seminar hall
### **Ph.D Colloquium**
**Title:** Spatio-temporal characteristics of precipitating clouds and rainfall over the Western Ghats
**Student:** Ambuj Kumar Jha (CAOS & Indian Institute of Tropical Meteorology, Pune)
**Date:** 26 June 2025**\
Time:** 11.30 a.m.**\
Venue:** CAOS Seminar Hall
**Research Supervisor:** Prof. Prof. G.S.Bhat.
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/08/Ambuj-1.pdf)
**Time and Date: Friday 24 January 2025, 3:30 PM**
### **Ph.D Colloquium**
**Title:** Bay of Bengal Circulation Features at Different Spatio-Temporal Scales\
**Name of the student:** Bijit Kumar Kalita
**Date:** 26 June 2025 (please note the change in date)\
**Time:** 3:30 PM
**Research Supervisor:** Prof. P.N vinayachandran
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/08/Bijit-1.pdf)
### **PhD Thesis Colloquium**
**Title:** The Seasonal ENSO Transition Mode of the Southern Hemisphere: Definition, Characteristics and Impact.
**Student:** Shikhar Srivastava
Date: TODAY, 3 June 2025
**Time:** 3:30 PM
**Venue:** CAOS Seminar Hall
**Research Supervisor:** Prof. Arindam Chakraborty
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/04/abstract_harpreet.pdf)
**Time and Date: Friday 24 January 2025, 3:30 PM**
#### **CAOS Seminar**
**Title: Does land-sea thermal contrast drive monsoon? Perspectives from a retrograde Earth simulation.**
**Speaker:** Chetankumar Jalihal
Dept of Climate Change, IIT Hyderabad.
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/08/Chetankumar.pdf)
**Venue:** CAOS Seminar Hall
##### **Time and Date:** Tuesday, 27 May 2025**,** 3:30 PM.
### **M. Tech Presentaions**
**Time and Date:** 20 May) and Thursday (22 May) .
**Time:** 2:30 PM onwards
### **CAOS Seminar**
#### **Celebrating the publication (IISc Press and World Scientific) of “Gilbert T Walker’s Enduring Studies of Climate Variability”, a monograph edited by John M. Wallace.**
#### Programme:
#### 1. Welcome/Introduction,
#### 2. Remarks by J. M. Wallace,
#### 3. Vote of thanks
**Time and Date: February 20, 2025 (Thursday), 3:30 pm.**
### **CAOS Seminar**
#### **Title: 21st Century Extratropical Wildfires: A Multi-scale, Global Survey**
#### Speaker: John M. Wallace, Department of Atmospheric Sciences University of Washington, Seattle
[**View Significance pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/04/John.pdf)
**Time and Date: February 19, 2025 (Wednesday), 3:30 pm**
### **Nikhil Dadheech**
#### Research Presentation
#### **Title: Nikhil Dadheech, PhD Student, Climate and Data Science, University of Washington, USA**
#### High-resolution greenhouse gas flux inversions using a machine learning surrogate model for atmospheric transport.
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/04/abstract_nikhil.pdf)
**Time and Date: 13 February 2025, Thursday at 3:30 PM**
### **Harpreet Kaur**
#### Thesis Defence
#### **Title: Poleward propagating Tropical Intraseasonal Oscillations over the Indian Ocean**
#### Research Supervisor: Prof. Govindsamy Bala
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/04/abstract_harpreet.pdf)
**Time and Date: Friday 24 January 2025, 3:30 PM**
### **Dr. Himadri Saini**
#### Title: Australasian hydroclimate response to the collapse of the Atlantic Meridional Overturning Circulation
#### **University of New South Wales, Australia**
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/04/abstract_himadri.pdf)
**Time and Date: 22 January 2025, 3:30 PM**
### **Rajat Masiwal**
#### Thesis Defence
#### **Title: Investigating controls on intraseasonal convection and the abrupt seasonal transition in the boundary layer during monsoons**
#### Research Supervisor: Prof. Ashwin K. Seshadri
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/04/abstract_rajat.pdf)
**Time and Date: 20th Jan 2025 (Monday) at 10:00 AM**
### **Dr. Akash Sane**
#### Princeton University, NOAA Geophysical Fluids Dynamics Laboratory
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/04/abstract_sane.pdf)
**Time and Date: 7 January 2025, Tuesday 3:30 PM**
### **Sambrita Ghatak**
#### Thesis Defence
#### **Title: Poleward propagating Tropical Intraseasonal Oscillations over the Indian Ocean**
#### Research Supervisor: Prof. Jai Sukhatme
[**View Abstract pdf**](https://caos.iisc.ac.in/wp-content/uploads/2025/04/abstract__sambrita.pdf)
**Time and Date: Tuesday, 31st December 2024 at 11 AM**
### **Pradeep**
#### Medal, IISc Convocation 2023
[**View Photo**](https://caos.iisc.ac.in/wp-content/uploads/2025/03/Pradeep.png)