katherine grainger says, while it's a vitally important issue, she's worried that highlighting it could deter some from taking up water—based sports. every sport, we will see something different. so as you said, the sports around water — it could be sailing, rowing, canoeing, swimming — lots of other sports aligned to will be, how can we improve the water quality for all? it might be track and field athletes talking about air pollution, triathletes talking about air and water, winter sports talking about the climate affecting where there isn't snow now globally. so there lots of issues coming through different sports, and i think that's all to the good, these are conversations — these are athletes that matter to the public and have a platform to talk about things, and these are athletes with a passion to change things for the better. the awareness has grown and grown — the flip side of that is, while it still feels the waterways could still be dangerous or unhealthy, if you are a parent in charge of groups of young people, would you want the young people you're in charge of or