Monthly Archives: November 2014

Air: What is it?

Air is a  resource that most of us take for granted. Composition of Air Pure air is a mixture of several gases that are invisible and odourless. It consists of about 78% nitrogen, 21% oxygen, and less than 1% of … Continue reading

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Palm Jumeirah, Dubai.

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INDIAN ROCK PAINTINGS

Originally posted on Jugraphia Slate:
Somewhat surprisingly for such a wide continent, Indian rock art has often been considered as pertaining to a “cultural unity”, as is the case for Upper Palaeolithic cave art in Europe. Disparities do exist according to the…

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Qanats: Underground Aqueducts- A reliable Source of Water in Arid Climate

 Qanat are series of well-like vertical shafts, connected by gently sloping tunnels. they create a reliable supply of water for human settlements and irrigation in hot, arid, and semi-arid climates.  Persians started constructed elaborate tunnel systems called qanats for getting groundwater in … Continue reading

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