Earth sciences
Earth Sciences
Earth Sciences (pronunciation: /ɜːrθ saɪənsɪz/), also known as geosciences, is a broad term that encompasses various scientific disciplines that study the Earth and its many natural phenomena. The term is derived from the Old English 'eorþe' meaning 'ground, soil, dry land', and the Latin 'scientia' meaning 'knowledge'.
Sub-disciplines
Earth Sciences is a multidisciplinary field that includes several sub-disciplines, each focusing on a specific aspect of the Earth. These include:
- Geology: The study of solid Earth, including its rocks, minerals, and the processes by which they change over time.
- Meteorology: The study of the atmosphere and its phenomena, including weather and climate.
- Oceanography: The study of the ocean, including its physical and biological aspects.
- Paleontology: The study of the history of life on Earth through the examination of plant and animal fossils.
- Geophysics: The study of the physical properties and processes of the Earth and its surrounding space environment.
- Geochemistry: The study of the chemical composition and processes of the Earth and its rocks and minerals.
Related Terms
- Plate tectonics: A theory explaining the structure of the Earth's crust and many associated phenomena as resulting from the interaction of rigid lithospheric plates that move slowly over the underlying mantle.
- Seismology: The scientific study of earthquakes and the propagation of elastic waves through the Earth or through other planet-like bodies.
- Atmospheric science: The study of the Earth's atmosphere, its processes, the effects other systems have on the atmosphere, and the effects of the atmosphere on these other systems.
- Hydrology: The study of the movement, distribution, and management of water on Earth and other planets, including the water cycle, water resources and environmental watershed sustainability.
External links
- Medical encyclopedia article on Earth sciences
- Wikipedia's article - Earth sciences
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