TNK
Botanist and Environmentalist

Triloki Nath Khoshoo

Born 1 January 1927 · verify — Died 1 January 2002

Co-founded the Department of Botany at Khalsa College, Amritsar after India's partition.

Triloki Nath Khoshoo (1927-2002) was an Indian environmental scientist and administrator. He started his professional career as the co-founder of the Department of Botany that moved to Khalsa College, Amritsar, soon after the partition of India.

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A detail that
surprised us

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Khoshoo’s 1996 book on Gandhi applied human ecology won the UNESCO Gandhi Medal, connecting ecology with Gandhian thought uniquely among scientists of his time.

The Story

1
In 1947, amid the upheaval of Partition, Triloki Nath Khoshoo co-founded the Department of Botany that relocated to Khalsa College, Amritsar, marking his entry into India’s post-independence scientific rebuilding.
2
🌱 By 1964, Khoshoo had joined the National Botanical Gardens in Lucknow as Assistant Director, where under Kailas Nath Kaul’s mentorship, he transformed it into the National Botanical Research Institute by 1978.
3🌿 In 1982, Khoshoo was appointed Secretary of India’s newly created Department of Environment in Indira Gandhi’s cabinet, tasked with crafting the country’s first proactive environmental policies.
4📚 Over five decades, he authored more than 250 research papers and wrote seven books, including his 1996 work 'Mahatma Gandhi: An Apostle of Applied Human Ecology', which linked Gandhian philosophy with contemporary ecological challenges.

🏅 Awards & Honours

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🔍 One thing most people don't know

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Despite his administrative roles, Khoshoo disliked bureaucratic work and preferred engaging directly with research and people, from gardeners to visiting scientists, at the National Botanical Research Institute in Lucknow during the 1970s and 80s.

📸 Through the Years

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🗓️ A Life in Moments

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Birth
Birth of Triloki Nath Khoshoo
Born in 1927, details of his exact birthplace are verify.
1927
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Career
Co-founded Botany Department at Khalsa College
After Partition, helped establish the Botany Department at Khalsa College, Amritsar.
1947
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Career
Joined National Botanical Gardens Lucknow
Started as Assistant Director under Kailas Nath Kaul; later became Director.
1964
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Career
NBG transformed into NBRI
Under his leadership, National Botanical Gardens became National Botanical Research Institute.
1978
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Career
Secretary of Department of Environment
Appointed Secretary in PM Indira Gandhi's cabinet to develop environmental policies.
1982
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Award
Awarded Padma Bhushan
Received one of India's highest civilian awards for his scientific contributions.
1992
🏅
Award
Received Sasakawa Environmental Prize
Honored by the United Nations Environment Program for environmental work.
1996
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Death
Death of Triloki Nath Khoshoo
Passed away in 2002 after years of pioneering environmental science and policy.
2002
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🗝️Discoveries

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01 / 04
🏆ACHIEVEMENT

Khoshoo was a founding trustee of ATREE and since 2004, the T N Khoshoo Memorial Award and Lecture has honored environmentalists impacting conservation and sustainable development in India.

02 / 04
🏆ACHIEVEMENT

He published over 10 separate research papers on the Cannaceae family, a relatively niche botanical subject, significantly advancing knowledge about the Canna genus.

03 / 04
🏆ACHIEVEMENT

Khoshoo’s 1996 book linking Mahatma Gandhi’s philosophy to applied human ecology won him the UNESCO Gandhi Medal, showing his rare ability to connect traditional philosophy with modern environmental science.

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"The concept and scope of ecology is ever widening and becoming all-encompassing. The ecological crises facing the world are basically an outward expression of the inner crisis in the mind and spirit of the human race."

— Triloki Nath Khoshoo

🌱 What changed because of them

Khoshoo’s leadership elevated the National Botanical Gardens in Lucknow into a national research powerhouse, the NBRI, fostering botanical science in India. His role as the first Secretary of the Department of Environment laid the foundation for India’s environmental policy framework in the 1980s. Through his writings, especially on sustainable development and applied human ecology, he influenced environmental discourse, merging scientific rigor with ethical concerns.

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