When the river discharge is shut off, global average sea surface temperature (SST) rises by about 0.5°C and the Indian Summer Monsoon Rainfall (ISMR) increases by about 10% of the seasonal total with large increase in the eastern Bay of Bengal and along the west coast of India.
Answer: 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.
Florida has alot of air pockets underneath the ground. I've watched a documentary on the weather channel before. Air pockets below the ground slowly erode and eventually open up at the top layer of the ground, causing the earth to open up.