🌊 GREAT LAKES OF NORTH AMERICA

- Superior, Michigan, Huron, Erie , Ontario.

Located along the border b/w the US & Canada
Only Lake Michigan is located entirely in the US

Trick : HOMES 🏠
H-Huron
O-Ontario
M-Michigan
E-Erie
S-Superior

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#WorldMapping

🌏 𝗖𝗼𝘂𝗻𝘁𝗿𝗶𝗲𝘀 𝗹𝘆𝗶𝗻𝗴 𝗼𝗻 𝘁𝗵𝗲 𝘁𝗿𝗼𝗽𝗶𝗰 𝗼𝗳 𝗖𝗮𝗽𝗿𝗶𝗰𝗼𝗿𝗻

Trick - CAB PNB Se Mumbai Aai 🚕
C : Chile,
A : Argentina,
B : Brazil,
P : Paraguay,
N : Namibia,
B : Botswana,
S : South Africa,
M : Mozambique,
M : Madagascar,
A : Australia

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#WorldMapping

🔶 Madden–Julian Oscillation (MJO): A Tropical Rainfall Driver

📍What is MJO?
✅ The Madden–Julian Oscillation is a tropical atmospheric phenomenon involving a moving system of clouds, winds, and pressure that travels eastward along the equator, bringing phases of rainfall or dryness.
✅ It was first discovered in 1971 by Roland Madden and Paul Julian at the National Center for Atmospheric Research, Colorado.
✅ The MJO completes one global cycle in 30–60 days, sometimes extending up to 90 days.

📍Key Characteristics
✅ Two Zones:
 • 🔹 Active Phase – Enhanced rainfall, strong convection
 • 🔹 Suppressed Phase – Inhibited convection, dry conditions
✅ Eastward Movement: Travels at 4–8 m/s, mainly between 30°N and 30°S
✅ It influences major tropical weather systems, such as:
 • Indian monsoons 🌧️
 • Formation and intensification of cyclones 🌪️
 • Dry spells and heavy rainfall events 🌦️

📍Phases & Their Impact
✅ During the Active Phase:
 • Increased cloud formation ☁️
 • Strong convection and thunderstorm activity ⛈️
 • Higher-than-average rainfall in affected areas
✅ During the Suppressed Phase:
 • Reduced convection
 • Decrease in rainfall or prolonged dry spells 🌤️

📍Why It Matters for India
✅ The MJO’s position and strength can modulate the Indian monsoon, affecting both timing and intensity.
✅ Understanding MJO phases helps improve weather forecasting and disaster preparedness — particularly for monsoon planning and cyclone warnings.

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