Philstar.com19 分钟
LIVE updates: Kanlaon Volcano restiveness
The Philippine Institute of Volcanology and Seismology raised the status of Kanlaon Volcano on Negros Island to Alert Level 3 ...
Hawaii Tribune-Herald7 分钟
Volcano Watch: Determining magma storage depths at Kilauea
Consider a can of soda. When the can is closed (pressurized), the soda contains dissolved carbon dioxide (CO2). When you open ...