Over half of India's population works in agriculture, and monsoon rains directly affect their incomes and livelihood. Agriculture adds up to more than 15% of India's Gross Domestic Product (GDP), which means that when crops fail because of too little rain, the economy suffers.
The subtropical jet streams formate from cool and warm air masses that meet near the equator (close to the 30* Latitude).
Three-fourths of the over 500,000 lakes in Europe are found in Russia, but it should be noted that many of these lakes are very hard to reach and access.