Join a fact-finding mission to uncover, clue-by-clue, explanations behind some of today's most mysterious environmental changes. In a follow-up to National Geographic's award-winning film Strange Days on Planet Earth, this revealing second volume explores how human life has affected some of the Earth's most valuable water systems. From hidden water caves in Mexico's Riviera Maya to the swirling currents of the North Pacific gyre to Africa's wild savannas, this eye-opening documentary offers a firsthand account of how overfishing, waste disposal, and casually discarded plastics have created an unsettling domino effect on the planet's land, animals, and climate. Featuring underwater cinematography, 3-D animation, and captivating storytelling, Strange Days is an important message to the world.