KATHMANDU, July 30 -- Shreya KC attended her first environmental science class at university completely by chance.

KC knew little about the environment and had not heard much about climate change. At home and in high school, she had learned about minimising consumption, reducing waste and reusing.

"I could recite the definition and theory of all those terms, but I had no idea about the seriousness and urgency of the climate crisis," recalls KC, now 23.

After graduating from high school, she considered taking up dentistry or microbiology, and enrolled in Bachelor in Science at Tribhuvan University, where she was assigned to the environment program.

It was only after she turned up for the first lecture in a small, dimly lit but packed r...