Across
- 4. the act of conserving; prevention of injury, decay, waste, or loss; preservation: conservation of wildlife;
- 5. a shrub or small tree that grows in coastal saline or brackish water.
- 6. natural home or environment of an animal, plant, or other organism.
- 9. the tidal mouth of a large river, where the tide meets the stream.
Down
- 1. a very large expanse of sea, in particular each of the main areas into which the sea is divided geographically.
- 2. degree of variation of living things present in a particular ecosystem.
- 3. a large natural stream of water flowing in a channel to the sea, a lake, or another such stream.
- 7. area where the ocean meets the land between high and low tides.
- 8. interface or transition areas between land and sea, including large inland lakes.