North American rivers are vital waterways that flow across the continent, providing essential resources for ecosystems and human activities. Major rivers include the Mississippi River, which is one of the longest rivers in the world, and the Colorado River, known for carving the Grand Canyon. These rivers support agriculture, transportation, and recreation. Many rivers in North America are also important for wildlife habitats. The Columbia River is significant for salmon migration, while the Rio Grande serves as a natural border between the United States and Mexico. Overall, these rivers play a crucial role in the environment and economy of North America.