About Krasheninnikov Volcano:
- It is an active stratovolcano located in the Eastern Kamchatka Peninsula, Russia.
- The Kamchatka Peninsula lies along the Pacific “Ring of Fire.”
- The volcanic complex consists of two adjacent main stratovolcano cones.
- The sides of both cones are covered with ejecta.
Key Facts about NISAR Mission:
- NISAR (NASA-ISRO Synthetic Aperture Radar) is a joint Earth observation satellite mission between NASA and ISRO.
- It is a satellite equipped with advanced radar instruments for Earth observation.
- It was successfully launched on July 30, 2025, by ISRO's GSLV-F16 rocket from the Satish Dhawan Space Centre in Sriharikota, India.
- It marks the first-ever collaboration of its kind between India and the United States in radar-based Earth monitoring from space.
- NISAR maps the entire Earth’s surface every 12 days, enabling high-frequency, precise, and repeat observations.
- It is the first satellite mission to use two different radar frequencies (L-band and S-band) to measure changes in our planet's surface less than a centimeter across.
- NISAR will monitor earthquakes, volcanic activity, land deformation, and environmental changes, providing critical data for hazard assessment, disaster response, and resource management.
