Munnar Facility
CACS Facility in Munnar, Kerala.
Munnar Surroundings
Munnar Facility surroundings
CACS Lab Setup
CACS Laboratory setup
CACS Building
CACS Building, IIT Madras

About CACS

Established under the scheme of the Institute of Eminence (IoE), the Center for Atmospheric and Climate Sciences (CACS) at IIT Madras is dedicated to studying the Earth system science and climate in the Anthropocene. With a team of dedicated researchers and experts, we strive to understand the complex dynamics of the atmosphere and work towards strong fundamental and applied research to better understand and mitigate the impact of climate change on society.

DECEMBER
2025

Happenings

Event 1

Insightful Lectures by Dr. Pandithurai Govindan at the 3rd Aerosol Winter School (Nov 24–29, 2025), at the Central University of Jammu

Event 1

Prof. Sachin Chairs Presentation Evaluation Committee and Delivers Key Talk at AAC 2025, Mumbai

Event 1

Emerging Aerosol–Health Interactions: Ms. Rizana Salim’s Lightning Presentation at AAC 2025, Mumbai

Event 1

Dr. Devaprasad M Presents Poster on New Particle Formation at AAC 2025, Mumbai

Event 1

Dr. Supriya Dey Delivers Platform Presentation at AAC 2025, Mumbai

Event 1

Celebrating Women in Aerosol Science at AAC 2025 / IASTA Conference, Mumbai

Event 1

Exploring Aerosol Oxidative Potential in a Tropical Megacity: Ms. Rizana Salim at AAC 2025, Mumbai

Event 1

Ms. Rizana Salim Wins Second Prize for Poster Presentation at AAC 2025, Mumbai

Event 1

IASTA 2025

Event 1

CACS, IIT Madras, Welcomes Dr. Sripriya from the University of Cincinnati, USA

Event 1

Ms. Emil Varghese: Wintertime Fungal Bioaerosols in Northern India: Insights from a CACS–IIT Madras Study

Event 1

Far from Delhi-IIT Madras Researcher study: CACS, IIT Madras Leads Insightful Research on Ageing of Air Pollutants

Event 1

Insightful Interactions and Lecture by Dr. Douglas Worsnop at CACS, IIT Madras

Event 1

Distinguished Lecture by Prof. C. Balaji, IITM at IHMTC 2025, at IIT Jodhpur

Event 1

Dr. Pandithurai Govindan Invited as External Expert to ISRO’s Departmental Promotion Committee

Event 1

EGU26 session on “Advances in Multi-Source Observations and Hybrid Modeling for Understanding Environmental Variability and Extremes” by Dr. Yaswanth Pulipati and Prof. Sachin S. Gunthe, CACS in Austria, 3–8 May 2026

Event 1

Sindhu Central University is now on DigiLocker. Digital academic certificates - safe, secure, and accessible anytime, anywhere.

Event 1

Prof. Sachin S. Gunthe with esteemed SERB Committee Members at IISER Kolkata as a part of Programme Advisory Committee meeting

Event 1

Sindhu Central University Officials Receive Blessings from His Holiness the 14th Dalai Lama at Muthukad

Event 1

Dr. Yaswanth P of CACS Honoured with the Young Scientist Award at iRAD 2026, Gauhati University, Assam

Event 1

Prof. C. Balaji, IIT Madras, Delivers an Insightful Lecture at Jadavpur University, Kolkata

Event 1

Congratulations to Mr. Chakradhar Reddy and Prof. Sachin on a HOT Article Recognition in Environmental Science: Process and Impacts

Event 1

Prof. Sachin S. Gunthe, in his capacity as a Member of the Syndicate of the University of Madras, had the privilege and honor of attending the 167th Convocation of the University of Madras.

Event 1

Prof. Sachin Gunthe’s team, Ms. Sujatha Parthasarathi and Dr. P Seenivasan, with the coordination of Prof. Ramesh Chand (Govt. Engineering College, Munnar), met Ms. Arya IAS, Sub Collector of Devikulam Taluk, to discuss promoting eco-friendly tourism in Munnar

Event 1

Smt. Arya V. M., Sub-Collector of Devikulam Taluk, was welcomed by Principal Prof. Jeoju M Issac and Prof. Ramesh Chand K. A to the NABHA Laboratory at the College of Engineering, Munnar

Event 1

A News article in Josh, inspired by Prof. Sachin S. Gunthe’s views on climate change and emerging opportunities

Event 1

Prof. Sachin S. Gunthe with Dr. Haupt Christiane and fellow researchers at the Max Planck Society Partner Group Meeting at Trident Mumbai.

Event 1

Prof. Sachin’s Aerosol research group visited the National Atmospheric Research Laboratory (NARL), Andhra Pradesh, to understand the atmospheric research techniques.

Event 1

Mr. Shariq Nisar Khan, M. Tech scholar from Sindhu Central University under Prof. Sachin S. Gunthe, delivered an Oral Presentation at the 8ᵗʰ India Radar Meteorology Conference 2026 at Gauhati University, Assam.

Event 1

Dr. G. Pandithurai Delivers Talk on The Journey of Atmospheric Research Testbed (ART) at Brainstorming Workshop, Bhopal.

Event 1

Dr. Ankit Tandon from Central University of Jammu, Visits CACS and AAKASH Lab, IIT Madras

Event 1

Dr. Ashwini Kumar from CSIR-National Institute of Oceanography visits CACS and AAKASH Lab, IIT Madras.

Event 1

Prof. Sachin S. Gunthe with Prof. Samara and Students at Uberlândia: Insights on the Amazon Rainforest

Event 1

Prof. Sachin S. Gunthe with Prof. Paulo Artaxo (USP), Leading IPCC Author and Aerosol Scientist, during discussions on COP30-aligned collaborative initiatives

Event 1

Prof. Sachin S. Gunthe Represented SAFE and CACS at COP30 (Blue Zone), Belém, Brazil

Event 2

Dr. Purushottam Kumar Delivers Expert Talk on Aerosol Measurements and Lab Interaction

Event 3

Highlights of Ms. Insha, MS Research Scholar, at the MPIC Retreat 2025

Event 3

Dr. Shantanu Bhattacharya (Director, CSIR-CSIO) and Dr. Chandrasekar (Secretary, Executive Council, Sindhu Central University) Sign MoU Virtually

Event 3

Dr. Tabish Ansari (RIFS–Helmholtz Centre Potsdam) Delivers Expert Talk

Event 3

Prof. Sachin S. Gunthe Conferred Honorary Fellowship Award

Event 3

Congratulations to Prof. C. Balaji on His Appointment as Head of the Department of Mechanical Engineering

Event 3

Ms. Shailina Srivastava, PhD Scholar, Presented a Poster at the AAAR Conference

Event 3

Inspiring Visit by Dr. Ravichandran M., Honourable Secretary, Ministry of Earth Sciences, Government of India, to Aakash Lab

Event 3

Dr. Pandithurai Govindan Delivers Invited Talk at the Climate Action Workshop & Training Program on Extreme Weather Conditions and Climate Change, Organized by SRM Institute of Science and Technology

Event 3

Prof. Anubhab Roy on “From Cloud Drops to Climate - The Role of Microphysics in Weather and Climate Modelling” at National Workshop

Event 3

Mr. Subham Anurag, PhD Scholar, Bagged the Best Oral Presentation at the Graduate Symposium 2025

Event 3

Highlights of Ms. Rizana Salim, PhD Scholar, about the Toxic Emissions from Plastic Burning

Event 3

Ms. Arjuman Rafiq Reshi, PhD Scholar, Presented a Paper at the CISSC International Conference, 2025

Event 3

Ms. Rizana, PhD Scholar, Presented a Poster at EGU, 2025

Event 3

Mr. Ankit Patel and Mr. Chakradhar Reddy, PhD Scholars, Presented Their Work at the 2nd GEOS-Chem Asia Meeting (GCA2), China

Event 3

Ms. Sharda Jha, Distinguished Educator and Literary Translator, Visits CACS–IIT Madras

Event 3

CACS–IIT Madras and Progyan Research Foundation Conduct a Field Visit to Kodaikanal for a Project on Tourism Carrying Capacity Under Multiple RCP Climate Scenarios

DRIVEN BY

Faculty

Dr. Sachin S. Gunthe

Professor at Civil Engineering

Dr. Chakravarthy Balaji

Professor at Mechanical Engineering

Dr. R. Ravi Krishna

Professor at Chemical Engineering

Dr. Anubhab Roy

Associate Professor at Applied Mechanics

Dr. Krishna Malakar

Assistant Professor at Humanities and Social Sciences

Dr. G. Pandithurai

Adjunct Faculty

Dr. Vikram Choudhary

Assistant Professor at Civil Engineering

ENHANCED BY

Sustained Facilities

Experimental

Modeling

NABHA Lab, Munnar

AAKASH Lab, IITM

CACS — Research Papers Slider

Publications


COLLABORATION WITH

Global Research Groups

Multiphase Chemistry Department, Max Planck Institute for Chemistry, Mainz, Germany.
Gordon McKey Professor of Environmental Chemistry and Applied Sciences, Harvard University, MA, USA.
Scripps Institution of Oceanography, University of San Diego, USA and Max Planck Institute Mainz, Germany.
Director of the Manchester Environmental Research Institute and University of Manchester, UK.
School of Earth and Atmospheric Sciences, Georgia Institute of Technology, GA, USA.
Department of Chemistry, University of California, Irvine, CA, USA.
Department of Environmental Sciences, Central University of Jammu, Jammu, India.