Freelance writer

Renjani Sari

Renjani Sari is a freelance journalist and former editorial staff at Forbes Indonesia. Her work has been published in Reuters, Forbes Asia, the Finnish fact-checking outlet Faktabaari, and others. While completing her master’s degree in Belgium, she interned at the International Federation of Journalists (IFJ) headquarters in Brussels, where she monitored global press freedom violations. She’s also a tech and open-source enthusiast, professionally trained at HackYourFuture, a programming school based in Brussels. 

Steam and smoke being blown into the sky from factories
Investigative Journalism

Essential OSINT tools for journalists investigating air pollution

by
Renjani Sari
Apr 28, 2025