How does the location of portland oregon explain why it receives more rainfall than alice springs australia?
use the word and the concepts of evaporation and condensation, as well as a form of each of these words, explain what happens when it rains in portland, oregon.
what might be the effect on portland's climate if the cascade range was to the west rather than to the east of portland? be sure to consider the prevailing pattern of wind in the united states and the concept of a rain shadow in your answer.
do ocean currents have a major effect on the climate of alice springs, australia? why or why not?
how does the location of alice springs, australia, explain why it receives less rainfall than portland, oregon?

the answers are a and c

estuaries are the partially enclosed coastal bodies of brackish water formed at the mouth of sea where river meets an ocean. it is a transition zone between river and sea water so estuaries are influenced to both marine environment such as tides, waves and to riverine such as flow of fresh water and sediments. the mixing of sea and fresh water provide high level of nutrients, making estuaries a high product habitats.

many estuaries suffers degradation from a variety of human activities like erosion from deforestation, overgrazing, overfishing, drainage and eutrophication.

so from the above statement answers will be

1. false as estuaries are formed due to both brackish and freshwater.

2.true, due to high productivity estuaries are breeding ground for many marine species.

3. direct and indirect activities of man that contribute to pollution and deposition of sediments.