When the glaciers receded about 10, 000 years ago, they left behind moraines, drumlins, and eskers.

When Pleistocene glaciers receded about 15, 000 years ago, glacial debris such as till was left behind to cover most of the area that would become the island.

When glaciers covering the north of Britain melted at the end of the last ice age, two things happened to create the Solent.

When not erupting Hekla is often covered with snow and small glaciers, it is also unusually aseismic with activity only starting 30 – 80 minutes before an eruption.

When the vast glaciers of the north retreated, the left numerous dry river channels crisscrossing the Llano Estacado.

When the Earth's climate cools, a greater proportion of water is stored on land masses in the form of glaciers, snow, etc.

When glaciers of the fourth ice age retreated from the northeast corner of New York State 125, 000 years ago, they left behind of forested wetlands now known as the Bergen Swamp.

When the stream or rivers are associated with glaciers, ice sheets, or ice caps, the term glaciofluvial or fluvioglacial is used.

When the glaciers melted the lake filled with the meltwater, which was held in by moraine ( rock material ) deposited by the glaciers.

When the glaciers retreated, the gap assumed its present form.

When warm air from arid regions meets chilled air from glaciers, it creates cloudy, cool, rainy weather beyond the terminus of the glacier.

When the last ice age ended 12, 000 years ago, those glaciers retreated upslope past the elevation of the current caldera's rim.

When the Great Salt Lake was a freshwater lake, Lake Bonneville, a significant source of water was mountain glaciers.

When enough snow accumulates it can flow out the opening of the bowl and form valley glaciers which may be several kilometers long.

When skiing on glaciers it is wise for the party to wear harnesses, carry crevasse-rescue gear, and sometimes rope together to allow crevasse rescue techniques to be employed.

When lava flows were erupted from Tuber Hill, they interacted with the valley-filling glaciers on its southern flank and produced a glacial meltwater lake.

“ Geologically they are originally part of the main land at the edge of the great riff or fault which formed the depression to which the waters of Lake Superior collected .” When the glaciers melted, waves from the waters of Lake Superior caused erosion that formed the islands.

When the valley was filled with ice, glaciers from the mountains ( the Selkirks and Purcells ) fed the valley's ice mass.

When this came close to occurring during the events of Sourcery, the Ice Giants, described as huge beings made of ice with tiny, coal-like eyes and riding tame glaciers, hurtled down towards the civilised world.

When the glaciers retreated, the land mass rose ( post-glacial rebound ), the clay was exposed, and formed the soil mass for new vegetation.

When the glaciers receded, plants and animals spread rapidly into the newly opened areas.

When the Gothic campaign ended in Roman victory at the Battle of Naissus in September, Gallienus ' successor Claudius II Gothicus turned north to deal with the Alemanni, who were swarming over all Italy north of the Po River.

When the Christian church split in 1054 between the East and Rome, the region of southern Albania retained its ties to Constantinople while the north reverted to the jurisdiction of Rome.

When speaking Mongolian, speakers will typically use the words for " front ", " back ", " left ", and " right " to mean " south ", " north ", " east ", and " west ", respectively.

When the Taliban took power in 1996, all the warlords fled Kabul to the north or neighboring countries.

When Cnut the Great came north in 1031 to accept the submission of King Malcolm II, Macbeth too submitted to him:

When Spanish conquistadors arrived in the Western Hemisphere, they discovered that around the islands of Cubagua and Margarita, some 200 km north of the Venezuelan coast, was an extensive pearl bed ( a bed of pearl oysters ).

When, in 1898, attempts were made to actually collect the tax, they rose up, first in the north, led by a dominant Temne chief called Bai Bureh, and then in Mende country to the south.

When these were analyzed and compared with samples from jasper sources around the north Atlantic area, it was found that two buildings contained only Icelandic jasper pieces, while another contained some from Greenland ; also a single piece from the east coast of Newfoundland was found.

When spring comes, Thorhall Gamlason, the Icelander, wants to sail north round Kjalarnes to seek Vinland, while Thorfinn Karlsefni prefers to sail southward down the east coast.

When he finally withdrew most of the allied army to Cremona, the Austrians advanced on the north bank of the Po as far as the Adda before both armies entered winter quarters in December 1734.

When the Southern-dominated Congress passed the Fugitive Slave Act of 1850, requiring law officials in free states to aid efforts to recapture slaves, she helped guide fugitives farther north into Canada, where slavery was prohibited.

When wheat flour began to come into common use for making cakes and puddings, cooks in the north of England devised a means of making use of the fat that dropped into the dripping pan to cook a batter pudding while the meat roasted in the oven.

When the compass is in use, the rose is aligned with the real directions in the frame of reference, so, for example, the " N " mark on the rose really points to the north.

When the fire destroyed the waterworks, just north of the Chicago River, the city's water supply was cut off, and the firefighters were forced to give up.

When Eisenhower asked Patton how long it would take him to disengage six divisions of his Third Army and commence a counterattack north to relieve the 101st Airborne, Patton replied, " As soon as you're through with me.

When a particularly harsh winter up north brought an influx of beggars to Nice, some of the rich Englishmen proposed a useful project for them: the construction of a walkway ( chemin de promenade ) along the sea.

When his image appears on the side of a coffin, he is usually aligned with the side intended to face north .< ref name =" Wilkinson 88 "> Wilkinson, Richard H. < cite > The Complete Gods and Goddesses of Ancient Egypt </ cite >.

When William marched north and the two armies confronted one another the kings opted to talk rather than fight.

When horses became scarce in the Kimberley in the 1950s due to widespread losses because of the " Walkabout Poison ", the stock route was used to drove horses north from around the Norseman area where they were sold to the stations.

When the newly settled Turkish population arrived they generally lived in the north of the old riverbed.

When the Russians entered the Kamchatka Peninsula they had to travel overland from the north.

When a revolutionary gives a speech to try to drum up support for the army approaching despite rain in the north, Wang Lung and O-Lan realize the drought is over.

When the Noldor led by Fingolfin discovered their betrayal, they went farther north and crossed the sea at the Grinding Ice which cost them many lives.