Biochar is given some air-time in this new documentary set for release toward the end of July.
You can take a deeper dive via this link to the Event Organiser Presentation which includes contact details for the film producers and Climate Commons.
Climate Commons documentary
A followup date in Auckland:
https://www.aucklandclimatefestival.co.nz/2023-programme/climate-commons-screening-and-panel
The organisers are looking for help on the day so get in touch with BNNZ if you can help.