Air Polution (jan 1, 1970 – jun 12, 2021)
Description:
Caused by an increase in motorized vehicles. Every year, there are more than 3.3 million new motorized vehicles. That is nearly 1200 a day. They release toxic chemicals in the air such as carbon monoxide, sulfur dioxide, and nitrogen dioxide. Manufacturing and factories cause air pollution. More specifically, the burning of coal.Added to timeline:
Date:
jan 1, 1970
jun 12, 2021
~ 51 years