Acid Rain: Understanding Its Causes and Impact on the Environment
Acid rain, with a pH of 4-5, forms when SO2 and NOx react in the atmosphere, creating acids that fall as precipitation.
Understanding Floods for Kids What Is a Flood? A flood occurs when there is an overflow of water onto normally dry land.It often happens when rivers, streams, or dams can’t hold all the water, due to heavy rainfall, melting snow,…