| ucbtbev | United Kingdom | ucbtbev@ucl.ac.uk | UCL | Yes |
| uchit123 | Nepal | uchit.sng@gmail.com | SKKU | Yes |
| udasa | Canada | hgn.udas@gmail.com | Yes | |
| Udaya | Nepal | neupane.udaya01@gmail.com | Hydropower Projects | Yes |
| Udaya_1 | Nepal | udayapdl.0710@gmail.com | AFU | Yes |
| udayan | Nepal | iamudayan@gmail.com | ICIMOD | Yes |
| udaykunwarthapa | United States of America | nepuday@gmail.com | University pf Minnesota | Yes |
| udaysharma_17 | India | udaysharmawork@gmail.com | National Centre for Polar and Ocean Research, Goa, India | Yes |
| uddhav | Nepal | uddhavbajagain27@gmail.com | Nepal open university | Yes |
| uddipg | Nepal | uddipg@gmail.com | Yes |