domingo, 23 de abril de 2017

PRIMARY SECTOR



Who works in the nature?


The raw materials are the natural products that we obtain from the nature (land or sea).



We get natural products from:

 FARMING



LIVESTOCK FARMING

 FISHING

 MINING


PRIMARY SECTOR
Workers obtain the raw materials from the nature.

1.ARABLE FARMING:

It is the farming of plants.
a. Dry crops: they need only rainwater to grow
b. Irrigted crops: they need extra water from lakes, rivers or wells to grow. 


2. LIVESTOCK FARMING:

It is the farming of animals.
- sheep farming

-goat farming

-cattle farming

- pig farming  


-equine farming

- poultry farming

The farming of animals can be:
a. In extensive farming: the animals spend  a lot of time outdoors, in open spaces. They can move around freely and eat grass and insects.
b. In intensive farming: the animals keep in enclosed spaces, often indoors.  

3.FISHING:

It is the catching fish, shellfish, seaweed from rivers, lakes and oceans

a. maritime fishing: takes place at the seas and oceans
   deep-sea fishing takes place far out at the sea.

coastal fishing takes place near the coast. 

b.fluvial fishing: takes place in rivers or lakes.


4. MINING:

It involves extracting rocks and minerals (coal, silver, gold...) from the surface or from inside the Earth.  
a. Underground mining: is extracted in deep  tunnels below the Earth's surface.




b. Surface mining: is extracted from near the surface of the Earth.