Subject: Geography Context: The first ‘Assessment of Climate Change over Indian Region” report by Ministry of Earth Sciences warned about India’s climatic vulnerabilities and stressed for need of mitigations. Findings: Temperature Surface air temperature over India has risen by 0.6°C per year during 1901-2018. Regions of North India have undergone warming more than the South, […]
Subject: Geography Context: NASA has issued a warning that a huge “Asteroid 2020 ND” will move past Earth on July 24. Concept: This asteroid is about 170 metres-long and will be as close as 0.034 astronomical units (5,086,328 kilometres) to our planet, and is travelling at a speed of 48,000 kilometres per hour. Its distance from […]
Subject: Geography Context: The India Meteorological Department (IMD) has issued a ‘Red’ alert for Mumbai for the next 24 hours owing to active weather systems leading to continuous downpour across the city and suburbs. Concept: Alerts by the IMD are colour-coded from Green to Red. Green stands for No warning: no action needs to be […]
Subject: Geography Context: Geologists have discovered a series of faults at the foot of the Himalayas. Concept: An earthquake is shaking or trembling of the earth’s surface, caused by the seismic waves or earthquake waves that are generated due to a sudden movement (sudden release of energy) in the earth’s crust (shallow-focus earthquakes) or upper mantle (some shallow-focus and all intermediate […]