slightly salty, as in the mixture of river water and sea water in estuaries

pertaining to conifer trees

Any of various needle-leaved or scale-leaved, chiefly evergreen, cone-bearing trees or shrubs, such as pines, spruces, and firs.

any material that helps support life on Earth. 

Where fresh water mixes with salt water

poorly developed, roots, leaves; grow very low to ground; require moist habitat;

to make worse, harm

The continuous exchange of carbon dioxide and oxygen among living things. 

the continuous movement of water between Earth’s surface and the air, changing from liquid to gas to liquid.

The continuous trapping of nitrogen gas into compounds in the soil and its return to the air. 

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