----- Nội dung dịch tự động từ ảnh ----- Passage I. even though containes however ignore therefore regularly because problems One of the most urgent environmental of clean water. Having clean drinking water is a basic human right. industrial pollution and garbage have made many sources of water undrinkable. Lakes. reservoirs and even entire seas have become vast pools of poison. Lake Baikal in Russia is one of the largest lakes in the world. It 3) a rich variety of animals and plants, including 1,300 rare species that do not exist anywhere else in the world. Yet, they are being destroyed by the massive volumes of industrial effluent which pour into the lake every day. (4) laws have been mode, the government do not have the power to enforce them. Most industries simply (5) the regulations. The Mediterranean Sea occupies 1% of (1) in the world today is the shortage (2), acid rain,