Alert Level 4 raised for Lewotobi Laki-laki volcano, Indonesia
PVMBG raised the Alert Level from Level III to Level IV for Mount Lewotobi Laki-laki at 03:00 LT on February 13, 2025, following a surge in volcanic activity.
Rishika holds a Master’s in International Studies from Stella Maris College, Chennai, India, where she earned a gold medal, and an MCA from the University of Mysore, Karnataka, India. Previously, she served as a Research Assistant at the National Institute of Advanced Studies, Indian Institute of Science, Bengaluru, India. During her tenure, she contributed as a Junior Writer for Europe Monitor on the Global Politics website and as an Assistant Editor for The World This Week. Her work has also been published in The Hindu newspaper, showing her expertise in global affairs. Rishika is also a recipient of the Women Empowerment Award at the district level in Haryana, India, in 2022.
Seismic data reveals Earth’s inner core is changing shape
An analysis of seismic waves from earthquakes that occurred between 1991 and 2023 near the South Sandwich Islands in the Southern Ocean showed that Earth’s inner core is not a perfectly uniform sphere but a structure with shifting regions, altering its topography over time.
Eruption at Kilauea producing lava fountains up to 100 m (330 feet) high, Hawai’i
Episode 9 of the ongoing Halemaʻumaʻu eruption began at 10:16 LT (20:16 UTC) on February 11, 2025, producing lava fountains up to 100 m (330 feet) high. The eruption is part of the activity that started on December 23, 2024. The USGS maintains the Volcano Alert Level at Watch and the Aviation Color Code at Orange.
New radiation belts found following G5 – Extreme geomagnetic storm in May 2024
Two new radiation belts, one containing electrons and another containing protons, were detected by NASA’s CIRBE CubeSat after the May 10, 2024, G5 – Extreme geomagnetic storm.
Over 12 800 earthquakes hit Santorini-Amorgos zone in 10 days, Red Cross mobilizes to aid residents, Greece
Over 12 800 earthquakes were recorded in the Santorini-Amorgos zone between February 1 and 10, 2025, with the strongest, an M5.3 event, registered at 22:16 LT (20:16 UTC) on February 10. In response, the Hellenic Red Cross (HRC) has deployed rescue teams, social workers, and psychologists to assist residents in the affected region.
Air-sea heat flux anomalies show AMOC has not weakened in 60 years
A new study by an international research team found that the Atlantic Meridional Overturning Circulation (AMOC) has remained stable since 1963, contradicting previous claims of a long-term weakening trend.
7 dead as extreme rainfall causes flooding and landslides in Pernambuco, Brazil
Heavy rainfall exceeded 300 mm (11.8 inches) in the northeastern Brazil on February 6, 2025, leading to 7 deaths in the state of Pernambuco including 5 in the capital, Recife, and 2 in nearby cities.
Lava flow observed at Etna’s summit craters, Aviation Color Code raised to Orange, Italy
A fresh lava flow emerged from the summit craters at Mount Etna at approximately 17:35 UTC (18:35 LT) on February 8, 2025, prompting INGV to raise the Aviation Color Code to Orange.
Over 30 missing after large landslide hits Jinping village, China
A large landslide struck Jinping village in Junlian County, Sichuan Province, on February 8, 2025, burying 10 houses and leaving over 30 people unaccounted for. The disaster led to the evacuation of approximately 200 people to safer areas.
Kanlaon eruption leads to lahars and forced evacuations, Philippines
The eruption at Kanlaon volcano on Thursday, February 6, 2025, occurred amid heavy rainfall, triggering lahars that swept through river channels in Negros Occidental. The event prompted authorities to enforce evacuations within a 6 km (3.7 miles) radius.
