HUMID SUBTROPICAL

High humidity specially in the summer. Frost with polar air masses in the winter. Between 1,000to 2,000 mm precipitations of year.

DESERT

The driest zone on the Earth. Low moisture. Very high temperatures on the day and the nights are very cold. Little rains, annual precipitation less than 250 mm.

MONSOON

This climate has two season: Heavy rain season and short dry season. Before de rain period, came the highest temperatures.

TRAPICAL DRY-WET.

Wet season in summer and dry period in the winter. Warm temperatures. Rainfall less than the Equatorial Climate and Monsoon.

EQUATORIAL CLIMATE

High temperatures and heavy precipitations all the year. Cloud cover and very high moisture.

There are Equatorial Climate in the nearest areas of the Ecuado, intertropical zones with low latitude.

Questions for Lewis and Clark´s Journey.

1. Who had the idea of this adventure? Why?
The president Thomas Jefferson, because he wanted more power and more richness for the United States.

2.How did Mandan Indians behave with the expedition?
The Mandan Indian were very good with the explorers. They were kind and welcoming, too.

3.Who helped the expedition to continue when the maps failed?
An Indian guide.

4.When did they finish the journey and come back home?
The expedition ended on 7th November 1805. The next spring, they came back home and they arrived in St. Louise on 23rd September 1806.

5.Did they find an easy route, followed afterwards by other people? Why?
Yes, they did. Many people, follow the Lewis and Clark´s route in search of new lands and trade

Volcano Trek.