Subsidence

Science / Weather / Subsidence: A sinking or downward motion of air, often seen in anticyclones. It is most prevalent when there is colder, denser air aloft. It is often used to imply the opposite of atmospheric convection.

Convection

Business / Construction / Convection: Currents created by heating air, which then rises and pulls cooler air behind it. Also see radiation. MORE

Lopolith

Science / Geology / Lopolith: A large laccolith that is bowl-shaped and depressed in the center, possibly by subsidence of an emptied magma chamber beneath the intrusion. MORE

Glacial Rebound

Science / Geology / Glacial Rebound: Epeirogenic uplift of the crust that takes place after the retreat of a continental glacier, in response to earlier subsidence under the weight of the ice. MORE

Aquifer

Business / Agriculture / Aquifer: An underground geological formation, or group of formations, containing usable amounts of groundwater that can supply wells or springs for domestic, industrial, and irrigation uses. Removing more grou MORE

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