This week, we spoke to SourceMaterial's Costanza Gambarini, fresh off her win at the Press Awards for Environmental Journalist of the Year. We spoke about what makes a good environmental journalist and the practices she follows in her newsroom. The talk was hosted by Charlotte Maher on July 16th 2026. Music featured is courtesy of Artlist.

Recorded live in our Discord Server: https://discord.com/invite/bellingcat

Links:

Seeds of doubt: https://www.politico.eu/article/seeds-of-doubt-the-dark-side-of-enis-green-jet-fuel-promise/

Indonesian exports: https://www.source-material.org/indonesian-exporters-palm-oil-pome-fraud-supplied-european-fuel-companies/

Dark Water: https://www.source-material.org/putin-shadow-fleet-illegal-dumping-oil-sea/

Data Centres: https://www.theguardian.com/environment/2025/apr/09/big-tech-datacentres-water

Other investigations mentioned:

https://www.source-material.org/shadow-fleet-security-guard-captains-russia-oil/

https://www.source-material.org/totalenergies-workers-linked-sexual-exploitation-mozambique/

https://www.source-material.org/mozambique-total-lng-military-human-rights/

Contact SourceMaterial: https://www.source-material.org/contact/

Bellingcat Toolkit: https://bellingcat.gitbook.io/toolkit

Discord spaces:

#environment-wildlife: https://discordapp.com/channels/709752884257882135/807311724893175878

#Tools-sites: https://discordapp.com/channels/709752884257882135/709755421836967978

#maritime: https://discordapp.com/channels/709752884257882135/920298016123023400

Previous talks mentioned:

Protecting the people in your research: https://rss.com/podcasts/bellingcatstagetalk/2041897/

Tracking Suspicious Ships: https://rss.com/podcasts/bellingcatstagetalk/2235217/