There are four settled societies that each developed agriculture independently along major rivers that are traditionally considered the early river valley civilizations. The are the Mesopotamian civilizations, the Nile River civilizations, the Indus River civilizations, and the Yellow and Yangtze River civilizations.
Answer:
Wind:
Pro -- Reduces Our Dependence of Fossil Fuels
Con -- Expensive Upfront Cost
Nuclear:
Pro -- Cheap Source of Electricity
Con -- Nuclear Waste
Solar:
Pro -- Low Environmental Impact
Con -- Land Use
GeoThermal:
Pro -- Reduces Fossil Fuel Dependency
Con -- It Could Be a Cause of Seismic Instability
Hydroelectric:
Pro -- Clean Energy Source
Con -- Carbon dioxide and Methane Emission
The Danube and Vistula Rivers help establish a way to transfer goods and bring tourism to Eastern Europe.
