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Home / Author / Roxy Mathew Koll

Roxy Mathew Koll

Roxy Mathew Koll

Articles by Roxy Mathew Koll

The lingering impact of ‘super’ El Niño: Largest heat effect may still lie ahead

Preparation for 2027 cannot begin next summer. Farmers need timely advice on sowing, short-duration crops and irrigation.

Updated on Jul 27, 2026 02:07 IST

Prepare now for heat, water, and crop risk

A large share of India’s farmland still depends on the monsoon. If a below-normal season unfolds, the consequences will not stay confined to farms. Reservoir replenishment, drinking water availability, food prices, rural incomes will all come under pressure. (AFP)

Updated on May 2, 2026 16:05 IST

Climate crisis and health, and AI at the intersection

AI and machine learning have the potential to transform weather forecasts into daily, hyper-local health risk alerts. This involves analysing temperature, humidity, night-time heat, and urban hotspots, while considering the most vulnerable. (HT Archive)

Updated on Feb 26, 2026 15:28 IST

The butterfly effect in global climate finance

If weather forecasts become a commodity rather than infrastructure, the Global South risks being priced out of safety. (HT Archive)

Updated on Jan 20, 2026 06:26 IST

Cyclones Senyar and Ditwah expose South and Southeast Asia’s fragile edges

To understand why so many lives were lost, it helps to think not just in terms of hazard but in terms of exposure and vulnerability. (REUTERS)

Updated on Dec 3, 2025 15:39 IST

How India can tackle its climate challenges

A drone view shows a landslide site after multiple landslides in the hills in Wayanad district, in the southern state of Kerala, India, July 31, 2024. REUTERS/Francis Mascarenhas (REUTERS)

Updated on Aug 22, 2024 15:57 IST

To forestall heat deaths, bolster our health data

Heat waves used to be the third-most severe weather event responsible for mortalities, after floods and cyclones, but jumped to the second spot, behind floods.

Updated on Jun 21, 2023 15:37 IST

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