What are the major ecological threats to plants and animals within the merritt island national wildlife refuge?

the presence of barrier islands
buildings placed outside of the refuge
drastic weather changes
the access humans have to the park

Drastic weather changes.    

Step-by-step explanation:

Meritt island national wildlife refuge is a U.S national wildlife refuge, located at the atlantic coast of florida's and it also a largest barrier island.

According to this, the major ecological threat of the meritt island national wildlife refuge is drastic weather changes, states that the amount of water vapour in the atmosphere has increased due to human activity caused warming, this results in heavy rainfall. It also affects the weather pattern and the storm. A more water vapour is evaporated in the atmosphere, then it becomes fuel to develop more powerful storm.

it is a. 4.2 because 7.6-3.4 gets the remaining length of 4.2. i might be wrong but i am pretty sure this is the answer.

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.