Geologic Time

1. The age of the dinosaurs era was called the mesozoic era.
2. The carboniferous period is famous for coal swamps.
3. The ordovician period was the period after the "explosion of life"
4. Modern humans first appeared in the holocene epoch.
5. The permian extinction marked the end of the Mesozoic Era
6. The last age in Michigan was during the Pleistone period
7. era, period, epoch


Geologic Time

Florida's Sinkholes

Plant Management in Florida Water

1. Sinkholes originate beneath the surface when groundwater moves through the limestone and erodes large voids, or cavities, in the bedrock.

2. broken irrigations systems or broken storm pipes.

3.They start to get more unstable, get bigger, and form lakes.

4. Harmful wastes may be involved.