The environment secretary has described a 60% rise in severe water pollution incidents, like sewage spills, last year as totally "disgraceful". That's after the Environment Agency found "systemic failure and underperformance" by water companies across England. Thames Water is among three firms responsible for over 80% of 2024's most serious incidents. Sky's Science and Technology Editor Tom Clarke has been taking a closer look at the data. SUBSCRIBE to our YouTube channel for more videos: http:/