NJ

Nischal JainAIR 119

Question Q.13GS1GS1

What are 'atmospheric rivers'? How do they influence global weather patterns and impact human settlements?

Open scan (p.29)

Introduction

'Atmospheric rivers' refers to large moving bands of moisture laden winds which covers long distances.

15 words

Main Body

Influence of atmospheric rivers on:

(I) Global weather pattern

1Precipitation: atmospheric rivers when saturated cause heavy rainfall Eg Mediterranean.
2Temperature: Moderating effect on temperature due to high specific heat of water.
3Greenhouse effect: as water vapour considered as greenhouse gas.
4. Pressure: Winds travel from high pressure to low pressure region.
5Counteracting other patterns: like El-Nino and La-Nina pattern.
6. Flooding: due to heavy rainfall in few regions.

(II) Impacting human settlements

1Agriculture support: supporting rainfed crops and thus suitable for settlement.
2Displacement: from heavily flooded regions.
3High population density: in region with water availability.
4Supporting natural landscapes. Eg Regeneration of forests and wildlife.
5. Settlements of fishermen affected.
117 words5 paragraphs
  • Clear structure with numbered points
  • Relevant example of Mediterranean

Topper

Nischal Jain

AIR 119

Subject & Paper

GS1GS1

Topic

Geography

Physical Geography

Atmospheric Rivers and Weather Patterns

Writing Stats

132

Total words

5

Paragraphs