In this news roundup: Norway divests from oil sands, Michael Moore documentary sparks controversy, and how solar and wind became cheaper than coal and gas.
Q&A on COVID-19 and genebanks with ICRAF's Tony Simons and Crop Trust's Charlotte Lusty, Lava Kumar and Vania Azevedo.
In this news roundup: Earth Day turns 50 online, nature takes over cities in lockdown, and why clean energy could be worth USD 100 trillion by 2050.
How a revival of ancient fermentation methods to preserve food is boosting immune systems, reducing food waste and capturing markets.