When did the ocean become an important area of study?

Aletsch glacier is the largest glacier in switzerland and the largest found in the alps, a mountain range which extends from monaco in the east to slovenia in the west. currently, the aletsch glacier is retreating. under what circumstances would this glacier see growth instead of retreat? a decline in plate tectonics across the mountain range annual snowfall that exceeds yearly losses an increase in ablation in the southern valleys a rise in temperatures to that of a mediterranean climate

How long does it take for saturn to orbit the sun?

The creation of the trans-siberian railway allowed people to travel across russia. how could this railway impact russian culture?