Why Is The Threat Of Pollution From The Factories Along The Shores Of Lake Baikal An Important Challange To Russia And The World?

Why Is The Threat Of Pollution From The Factories Along The Shores Of Lake Baikal An Important Challange To Russia And The World? Tourist bases, hotels and country houses are now the main source of pollution. Thousands of cesspits drain into the lake and only a few have wastewater treatment systems. According to scientists, even