Which of the following is an environmental consequence of importing resources into the united states? a. air pollution b. habitat loss c. oil spills d. all of the above select the best answer from the choices provided a b c d

All of the above are the environmental consequence of importing resources into the United States .

Option D

Explanation :

Importing resources through vehicles causes air pollution as the exhaust of the vehicles contains the toxic by-products of burnt fuel. Habitat loss is a result of importing woods from the forests like Amazon rainforest. And oil spills are the result from the spelling of oil on the surface of water in the sea during the import of oil through sea route on a ship. All of the activities related to important resources inside United State has the direct environmental consequences in one way or another.

answer: the blood-brain barrier is a layer of specialized membranes and cell processes designed to keep undesirable substances from passing from the bloodstream into the precious tissues of the brain. while the blood-brain barrier does keep most bad things out of the central nervous system, it is not impermeable.

explanation: