this is mindy duncan stanton who has massive psyche mission an important thing to say, well, is that the thank you mission that i money is a pure science mission. but although the program is not about asteroid mining, it could help lay the groundwork for such missions in the future. crazy as it sounds, mining asteroids might not only be feasible, but also much more sustainable than mining on earth. and it actually turns out that the answers seems to be yes. andreas hine is a researcher who has actually crunch the numbers. he estimates that the rocket fuel needed to go and bring back one kilogram of platinum from an asteroid would release 150 kilograms of c o 2 into the earth's atmosphere. terrestrial mining would generate 40000 kilograms. so asteroid mining could be hundreds of times less polluting. essentially, the main reason is there's almost no other substance you can mine in which it generates death. much of greenhouse gases. outsourcing, mining to space would decrease pollution on earth. but there's an economic problem . terms of sustainability into gigantic when in terms of ec