Today's #AstroFriday question concerns how the technology and knowledge that astronauts use on the International Space Station could benefit people on Earth.
PWF: What solutions for water conservation and reuse that are used on the ISS could be applicable to addressing water problems on Earth?
Astronaut Ricky Arnold: The technology for conservation and reuse is there and getting better all the time. As mentioned earlier, helping to shift attitudes about reuse is an area where I believe the space station can also help.
Q&A in Pictures