Zabeer Zarif Akhter, a 17-year-old Bangladeshi student from St. Joseph Higher Secondary School, has secured the national title in the Stockholm Junior Water Prize competition. His water purification system, crafted from recycled electronic waste, aims to tackle water pollution and waterborne diseases while promoting environmental responsibility.

Even in this day and age of technological advancement when many things that were unthinkable 10 years ago are now commonplace, the millennia-old problem of availing safe, clean water for everyone remains one of the biggest challenges for humanity.

Chinese scientists have come up with a new membrane material which can efficiently separate salt from water and has other water purification functions.