A crewless ship with zero emissions sailing around the world. What a success!
If we are targeting that direction I completely support it. We have to change our mindset in such a way that we are thinking by default „Sustainability„. We as the human kind are not owning this world.
If you wanna survive beyond 2050, you should be prepared for eating bugs.
The humankind will run out of sustainable food soon, if the rise of the world population will continue as currently.
https://www.engadget.com/2020/01/28/crickets-algae-lab-grown-meat-future-of-protein/
Reebok will introduce plant-based sustainable shoes this year. https://www.engadget.com/2017/04/05/reebok-will-introduce-plant-based-sustainable-shoes-this-year/