Groundwater can dissolve carbon dioxide to make carbonic acid, which can dissolve rock {cave}|.
Landscapes {karst} can have caves and sinkholes.
Carbonic acid can dissolve limestone to make holes {sinkhole}| and collapsed ground in flat areas.
In cave, dripping water can dry and precipitate carbonates, to make up-pointing structures {stalactite}|.
In cave, dripping water can dry and precipitate carbonates, to make down-pointing structures {stalagmite}|.
Outline of Knowledge Database Home Page
Description of Outline of Knowledge Database
Date Modified: 2022.0225