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Hurricane Katrina
Hurricane Katrina was the costliest and one of the five deadliest hurricanes in the history of the United States. It was the sixth-strongest Atlantic hurricane ever recorded and the third-strongest ... > more -
Easter Week 2006 Tornado Outbreak Sequence
The Easter Week 2006 Tornado Outbreak Sequence was a tornado outbreak sequence during the days leading up to Easter and continued into the first week after Easter. It was the third major outbreak of ... > more -
2004 Indian Ocean earthquake
The 2004 Indian Ocean earthquake, known by the scientific community as the Sumatra-Andaman earthquake, was an undersea earthquake that occurred at 00:58:53 UTC (07:58:53 local time) on December 26, ... > more -
Bermuda Triangle
The Bermuda Triangle (also known as Devil's Triangle) is a 1.5-million-square-mile area of ocean roughly defined by Bermuda, Puerto Rico, and the southern tip of Florida. Some believe it is a ... > more -
Renewable Energy
Hazardous Waste
Energy and the Environment
Recycling and Waste
Environmental Science
Environmental Issues
Radioactive waste
Radioactive waste is waste type containing radioactive chemical elements that does not have a practical purpose. It is sometimes the product of a nuclear process, such as nuclear fission. The ... > more -
Igneous rock
Igneous rocks are formed when molten rock (magma) cools and solidifies, with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive ... > more
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