Role of community in conservation of minerals and energy resoures

Explain why components that are naturally found in air can be considered air pollutants.

Alaina wants to decide whether her current cell phone plan is better than a package that another company offers. to compare the two plans, she plotted two lines on a graph, where y represented the total cost of one month’s service and x represented the megabytes of data that she used in a month. which part of the graph will represent the cost per megabyte of data used in each plan?

What tests were able to determine when continental crust was formed?