Water found in a swamp is...

A - Salt Water
B - Fresh Water

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

Identify the examples in which sam interacts only with natural resources

The pelican's beak is adapted for in .