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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 -
Unified neutral theory of biodiversity
The unified neutral theory of biodiversity and biogeography is a theory and the title of a monograph by ecologist Stephen Hubbell. The theory aims to explain the diversity and relative abundance of ... > more -
Dust storm
A dust storm (or sandstorm in some contexts) is a meteorological phenomenon. Such a storm is usually the result of convection currents created by intense heating of the ... > more -
Precipitation (meteorology)
In meteorology, precipitation is any form of water that falls from the sky as part of the weather to the ground. This includes snow, rain, sleet, freezing rain, hail, and virga. Precipitation is a ... > more -
Sustainable agriculture
Sustainable agriculture integrates three main goals: environmental stewardship, farm profitability, and prosperous farming communities. Sustainable agriculture refers to the ability of a farm to ... > more
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