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List of major natural disasters in the United States
This is a list of major natural disasters in the United ... > more -
Storm chasing
Storm chasing is broadly defined as the intentional pursuit of a thunderstorm, regardless of motive. A person who storm chases is known as a storm chaser, or simply a chaser. While witnessing a ... > more -
Transgenic plants
Transgenic plants are plants that have been genetically engineered, a breeding approach that uses recombinant DNA techniques to create plants with new characteristics.They are identified as a class ... > more -
Petrified wood
Petrified wood is a type of fossil: it exists of fossil wood where all the organic materials have been replaced with minerals (most often a silicate, such as quartz), while retaining the original ... > more -
Irrigation
Irrigation (in agriculture) is the replacement or supplementation of rainfall with water from another source in order to grow crops. The water source for irrigation may be a nearby or distant body of ... > more -
Coastal management
Coastal management or coastal defence is used throughout the world for many different purposes, but predominantly to reduce coastal erosion and ... > more
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