Sagot :
Other effects include a reduced amount of nutrients flowing from marshes, an alteration in tidal patterns, and the contamination of water, making the environment unsuitable for plant and animal life. ... The destruction of these estuaries caused a major loss to coastal environmental health.
Answer:
If people will not protect our estuaries and intertidal zones,there will be scarcity of resources for fishing industries which are found on rivers and seas.Our rivers and seas will be in danger in producing living organisms which important in biodiversity. sana maka tulong