வளி மண்டலம் 9th geography TNPSC small shortcuts explained in Tamil
வளி மண்டலம்
Troposphere
Stratosphere
Mesosphere
Thermosphere
Ionosphere
Aurora Australis
Aurora Borealis
Weather
Climate
Seabreeze
Land breeze
Mountain barriers
Cloud
Ocean current
Natural vegetation
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19 сен 2024