A hard look at the natural world with Michael Buerk , and reporters John Howard , Grant Mansfield and Linda Mitchell.
All dogs are born infected with toxicariasis and 300 people in this country catch it every year. Linda Mitchell reports on the disease that can blind children.
In the first of three reports from 'Hidden Spain' Nature investigates the mining company that pumps 8,000 gallons of toxic sludge into the Mediterranean every day of the year.
Studio director MARK HARRISON
Series producer AMANDA THEUNISSEN Editor PETER SALMON BBC Bristol