Answer:
1.The term ecological perspective is a concept from the science of ecology that refers the study of organisms and how they interact with their environments.
2.A spatial perspective is the one which takes into consideration the various processes and phenomena which take place on the earth while it is also being compared with some other place where the same processes and interactions must be going on,over space.
Explanation:
Answer:
Should be Hydrological cycle.
Explanation:
<h2>Right answer: It is used to measure long distances in space</h2>
A light year (
) is a distance unit that is approximately 
.
By definition it is <em>the distance that a photon would travel in vacuum during a Julian year (365.25 days) at the speed of light (299 792 458 m/s) at an infinite distance from any gravitational field or field magnetic.
</em>
<em>
</em>
In other words:
It is the distance that light can travel in a year.
This unit is used to measure large distances in space. Therefore the correct answer is D.
Answer:pollutants such as sulfur can lead to excess levels of acid in lakes and streams, and damage trees and forest soils; atmospheric nitrogen can reduce the biodiversity of plant communities and harm fish and other aquatic life; ozone damages tree leaves and negatively affects scenic vistas in protected
Explanation:
i believe it is endoplasic reticulum
