1) The eye of a cyclone is a region of calm, relatively clear skies and light winds at the center of the storm.

2) The Industrial Revolution led to significant urbanization, as people migrated from rural areas to cities in search of employment in factories.

3) The Amazon Rainforest, located in South America, is the largest tropical rainforest in the world, covering an area of approximately 5.5 million square kilometers (2.1 million square miles). It is known for its exceptional biodiversity and plays a crucial role in the global ecosystem.

4) Mountains are important water sources, as they capture and store precipitation, feeding rivers and supporting ecosystems downstream.