How do cities keep fresh water flowing to millions of people? 💧 This video dives into the complex systems that supply urban areas with water, from reservoirs and rivers to innovative solutions ...

Rapidly flowing water can carry large quantities of sand ... Fish spending most of their life cycle in salt water and migrating to freshwater to reproduce. Aquifer: Underground water that exists ...

Part of the Everglades ecosystem, the bay has suffered for decades from changing development patterns that have placed increasing demands on the region’s water. These conflicts have deprived the bay ...

The shiny layer inside the shell is called the nacre, or mother of pearl. HABITAT: Freshwater mussels live on river bottoms and most require clean, flowing water to survive and reproduce. RANGE: ...