Another important push was the onset of the Little Ice Age, a climatic phenomenon that led to cooler temperatures in the Northern Hemisphere.
另一个重要的推动因素是小冰期的开始，这一气候现象导致北半球气温下降。
As planes push cloud temperatures past the tipping point at which supercooled water freezes, the aircraft "seed" the clouds with ice particles, the study says.
研究者称，飞机飞行将云温推至临界点以下，为那些过冷的液态水提供了云形成的冰颗粒，使其凝聚冻结。
These icebergs push out into the 30-mile-long Ilulissat ice Fjord, and then into Disko Bay and eventually the North Atlantic ocean.
这些冰山先是推进至30英里长的伊卢利萨特冰峡湾，接着进入迪斯科湾，最后滑入北冰洋。
So its very smooth very flat ice and you push a sledge on it and then you let go, what happens? The sledge keeps going. How can that be?
冰面很光滑，你推动雪橇，然后放手，接下来会怎样呢，雪橇仍然会继续前进，为什么会这样呢？
As scientists pull more sediment cores from the Arctic, Polyak and his collaborators want to understand more details of the past ice extent and to push this knowledge further back in time.
随着科学家从北极运来更多的沉淀物岩心，波里·亚克及其合作者想了解更多过去冰范围的详细信息，并将此类信息在时间上进一步向后追溯。
It is unclear just how much melting ice from Greenland will push sea levels up, largely because the melting is occurring much more quickly than scientists predicted.
只是格陵兰岛融化多少冰将会使海平面上升尚不清楚，主要因为融化发生的速度比科学家曾预料的快的多。
The winds not only would have melted thin ice but also pushed floes offshore where currents and winds could push them out of the Arctic Ocean.
风不仅会融化的薄冰，也推动海上浮冰，水流和风可以推动他们从北冰洋。
To maintain this sense of scale, we wanted to push the Horned Devil and Ice Devil down to the 75-80 point range.
为了保持规模的这个感觉，我们想要把有角的魔鬼和冰魔鬼推到75-80点范围。
Why did you push that ice down?
你为什麽把冰块推下来?。
The utility model relates to an antiskid tyre for bicycles, push-bikes and motorcycles running on pavements with snow and ice.
本实用新型涉及了一种可以在冰雪路面上行驶的自行车，脚踏车，摩托车防滑轮胎。
The utility model relates to an antiskid tyre for bicycles, push-bikes and motorcycles running on pavements with snow and ice.
本实用新型涉及了一种可以在冰雪路面上行驶的自行车，脚踏车，摩托车防滑轮胎。
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