Which of these protects the earth from harmful radiation when found in the stratosphere, but is a pollutant at lower altitudes?

Japan is a group of four islands off the coast of asia. what effect do you think has had on the lives of the japanese?

What factors led to europe's global dominance in economic and political factors? what impacts did that dominance have on other peoples and environments?

Sandstones that form in aeolian (wind/desert) environments appear very different from other sandstones, such as those formed in a beach/ shoreline environment and in rivers on land. give three identifying properties for each of the three sandstones that would tell a geologist which depositional environment they formed in. consider things such as the relationship between transportation and grain size, shape, roundness, sorting, fossils and composition.