Please help. Explain what led to the initial division of Canada. How did this division affect Canadian culture?

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.

Which of the following is evidence to the past existence of glaciers?

Fertility and mortality rates are higher in more developed nations.