Some of the main causes of pollution include industrial emissions, poor disposal of wastes, mining, deforestation, use of fossil fuels and agricultural activities. Pollution can affect the air, the land and water bodies throughout the world.
Most of Ontario Canada is in the Eastern Time Zone. The areas of Ontario, west of 90 west longitude, are in the Central Time zone.
Like the entire Lower Peninsula of Michigan, most of the Upper Peninsula observes Eastern Time. However, the four counties bordering Wisconsin are in the Central Time zone. In 1967, when the Uniform Time Act came into effect, the Upper Peninsula went under year-round CST, with no daylight saving time.