In beach resort of Listvyanka alone, 98 contaminated streams are disgorging sewage and chemical waste into the pristine waters of the world's oldest lake.
Wildfires rage around Lake Baikal with 5,000-plus emergency workers deployed.
The famously clear waters of Baikal - the world's deepest and oldest lake - are under threat from tourists, says leading scientist Maxim Timofeyev.
Hopes for significant rise of Chinese visitors and special fares between April and October to encourage young Russians to travel to Baikal.
Our reporter completes Day 4 of Baikal skating tour safe and sound.
This is my second story for The Siberian Times, and again it is about garbage cleaning.
Siberia's colossal resource potential is a great competitive advantage that needs to be skilfully deployed.