Browse Reference Articles
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Saffir-Simpson Hurricane Scale
The Saffir-Simpson Hurricane Scale is a scale classifying most Western Hemisphere tropical cyclones that exceed the levels of "tropical depression" and "tropical storm" and thereby become ... > more -
Artificial reef
An artificial reef is a man-made, underwater structure, typically built for the purpose of promoting marine life in areas of generally featureless bottom. Artificial reefs may also serve to improve ... > more -
Weather forecasting
Weather forecasting is the application of current technology and science to predict the state of the atmosphere for a future time and a given location. Weather forecasts are made by collecting as ... > more -
Urban planning
Urban, city, or town planning is the discipline of land use planning which explores several aspects of the built and social environments of municipalities and communities. In the nineteenth ... > 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
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