Readers' letters: Green policy of protecting the seabed is vital scotsman.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from scotsman.com Daily Mail and Mail on Sunday newspapers.
More untreated sewage is being pumped into our seas and rivers than ever before. And anger at fat cat bosses and toothless regulators is running deep. Frankie Adkins meets the people determined to make waves
As water makes its course from mountains to the sea, through what should be the cleanblue capillaries, veins and arteries of our nation, it is exposed to a plethora of pollutants, from agriculture, manufacturing, urban environments, water companies, the medical industry and much more