Colossal cave was formed years ago by underground running water. today, it is the home to many animals, like bats. these interactions are an example of

Awatershed is a piece of land that drains water into a particular stream, lake, or river. which of the following factors often negatively impacts the water quality in a watershed? a.) wetlands b.) pollution c.) irrigation d.)rainfall

Nuclear experimentation is a major global issue that affects relationships between countries. describe why countries try to limit the testing of nuclear weapons.

The coco river is a natural border between nicaragua and which other country