For students, educators, and researchers interested in Pakistan’s physical and human geography, The Environment of Pakistan by Huma Naz Sethi is a well-regarded textbook. It is commonly used for O-Level, IGCSE, and secondary school curricula in Pakistan. The book covers topics ranging from climate change and natural resources to industrialization and environmental degradation. Naturally, many internet users search for to access the material without cost.
Unfortunately, I couldn't find a specific write-up by Huma Naz Sethi on the environment of Pakistan. However, I hope this information provides a useful overview of the environmental challenges facing Pakistan.
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