Drought

 

What causes it?

 

Lack of  rain, major air pressure shift (El Nino), the amount of average rainfall drops.

What conditions in the environment are right for it?

 

When there is no moister in the air and dry weather.

What type of damage can it cause?

 

Environmental damage, death, high stress to plants, forest fires and field fires, wind erosion, streams, ponds and wells dry up.

What are some notable ones?

Place/date/effect

 

Near the equator mostly in summer, or in hot places.

What can occur in the aftermath of it?

 

More water and moister, more living life, cooler temperatures.

Are they predictable?

What tools are used?

 

They can be predictable by a meteorologist and their tools (weather tools)

 

But long-range forecasters can’t.  

 

Sources: http://www.drought.unl.edu/dm/links.html