Africa’s second-largest and world’s second-deepest freshwater lake, Lake Tanganyika, is facing grave concerns due to multifaceted ecological threats, primarily climate change, impacting its rich biodiversity and threatening millions of lives that are dependent on this reservoir for their livelihood. Experts warn that the colossal lake, which spans across four nations, including Burundi, the Democratic Republic of the Congo, Tanzania, and Zambia, requires immediate attention.