Kalyan Chatterjee, Author at Tatsat Chronicle Magazine

HEAT WAVE GRIPS EUROPE

June 29, 2026

The Heat Is Reshaping Europe: Mayor Sadiq Khan has called for air conditioning in schools, hospitals and offices in London. In Bonn, Germany, the mercury has risen to 39°C and it is the same in capital Berlin as in cities and towns

IS INDIA’S SCHOOL EDUCATION SYSTEM SHRINKING?

Kalyan Chatterjee

June 25, 2026

Education, Health, Sports & Entertainment

India’s Schools Are Shrinking. Are Reforms Working? A 2026 report on school education by the NITI Ayog, attributes the contraction in India’s school education system, partly to demographic shifts, particularly falling fertility rates leading to a smaller school-age population, alongside the effects

India’s Urban Heat Islands Are Magnifying the Climate Crisis

Kalyan Chatterjee

June 17, 2026

Environment & Sustainability

Temperatures in Indian cities have been rising to record levels over the past couple of decades and the blame can’t be put either on global warming or climate change. The culprit is a phenomenon that has been called athe ‘Urban Heat Island’

Sariska at 52: A Conservation Triumph Under Scrutiny

Kalyan Chatterjee

June 5, 2026

Environment & Sustainability

Sariska’s Fall: The Scandal That Exposed India’s Conservation Failures When the extinction of tigers at Sariska was officially acknowledged in 2005, the government of the day swung into action and appointed a five-member task force, to investigate the reasons for the extinction

The Battle For The Aravalli Isn’t Over

Kalyan Chatterjee

April 4, 2026

Environment & Sustainability

The latest controversy was sparked off in November 2025, when a government proposal to limit the definition of the range to only hills more than 100 metres high received the endorsement of the Supreme Court. Environmentalists soon raised a clamour for the

Pollution Kills Fish: Delay Kills Reform

Kalyan Chatterjee

January 22, 2026

Environment & Sustainability

Thousands of fish surfaced dead in the Yamuna, at Burari, Delhi, in the early summer of 2025, just weeks before the monsoon. The scale of the die-off, widely reported by the media, left little doubt that it was the result of human

Swords To Ploughs – When Water Disarmed Chambal

Kalyan Chatterjee

November 25, 2025

Agriculture & Society

But where moral persuasion and peaceful efforts by Sarvodaya leaders like Vinoba Bhave and Jaya Prakash Narayan achieved limited success, the rejuvenation of rivers in Karauli district of Rajasthan on Chambal Basin seems to have done the trick. As water began to

India’s Dirty Steam Problem

Kalyan Chatterjee

September 13, 2025

Environment

Steam may seem mundane, but it sits at the heart of modern manufacturing. From food processing to petrochemicals, textiles to pharmaceuticals, steam is the hidden engine that powers production lines. And as India seeks to accelerate its march toward becoming a developed

It’s Time Rivers Stood Up For Their Own Rights

Kalyan Chatterjee

August 20, 2025

Environment

Magsaysay Award Winner Dr. Rajendra Singh—revered as India’s “Waterman” for his five decades of work in reviving rivers—has called for urgent recognition of rivers as legal persons. In India’s cultural tradition, rivers have long been revered as mothers, worshipped and protected well

“YAMUNA CEASES TO EXIST DOWNSTREAM OF WAZIRABAD”, POSING EXISTENTIAL THREAT TO DELHI”.

Kalyan Chatterjee

June 24, 2025

Environment

YAMUNA: DELHI’S LIFELINE IN PERIL: The Yamuna River is not merely a geographical feature of Delhi; it is the very foundation upon which the city was established, both physically and culturally. Yamuna is the reason why Delhi was born. It nourished it.

Kalyan Chatterjee

HEAT WAVE GRIPS EUROPE

IS INDIA’S SCHOOL EDUCATION SYSTEM SHRINKING?

India’s Urban Heat Islands Are Magnifying the Climate Crisis

Sariska at 52: A Conservation Triumph Under Scrutiny

The Battle For The Aravalli Isn’t Over

Pollution Kills Fish: Delay Kills Reform

Swords To Ploughs – When Water Disarmed Chambal

India’s Dirty Steam Problem

It’s Time Rivers Stood Up For Their Own Rights

“YAMUNA CEASES TO EXIST DOWNSTREAM OF WAZIRABAD”, POSING EXISTENTIAL THREAT TO DELHI”.

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