When the "plastic" layer moves, what does this cause?

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

Bottle deposit programs are one way to encourage higher recycling rates. explain how they work

What was the most difficult obstacle to overcome in the creation of an autonomous state after indian independence was achieved? a british willingness to go to war to retain the region b. religious differences between hindus and muslims c. ethnic differences between tribal regions d. indian princes' inability to decide on a format of government