For decades, space was the preserve of governments and accessible only by taxpayer-funded rockets. Its exploration was politicised by cold-war rivalries. But in the last month, billionaires have accelerated our passion for the heavens.

Melissa Thorpe, head of Spaceport Cornwall, tells us why data, and not tourism, will be the big money-spinners.

Back on earth, agriculture accounts for a third of global emissions. Teni Ekundare, head of investor outreach at the FAIRR, which represents investors with $40 trillion under management, explains why agriculture needs a radical overhaul to reach net-zero emissions.

- Subscribe to our channel: http://aje.io/AJSubscribe
- Follow us on Twitter: https://twitter.com/AJEnglish
- Find us on Facebook: https://www.facebook.com/aljazeera
- Check our website: https://www.aljazeera.com/