MAINS ANSWER WRITING 13 May 201
GS PAPER I Geography आप Pacific decadal oscillation से क्या समझते है और यह उत्तर पूर्व में वर्षा को कैसे प्रभावित करता है ? What do you understand by Pacific decadal oscillation? and how it affects rainfall pattern in Northeast? Reference: Why is northeast India drying up rapidly?