जोशीमठ को भू-धंसाव क्षेत्र घोषित किया गया था। भू-धंसाव की घटना उप-सतही परतों से निम्नलिखित में से किसके अत्यधिक निष्कासन जैसी मानवीय गतिविधियों के कारण तेज हो सकती है?

The Aravalli Hills extend for about 800 km from south-west Gujarat to north-east Delhi and are locally known near Delhi as:

Which of the following rivers flows through the Panna Tiger Reserve in Madhya Pradesh?

In which month does the south-west monsoon enter Andhra Pradesh, providing around 66% of the state's rainfall?