Sentences with phrase «significant volumes of ice»

Not exact matches

These significant depths suggest that Ceres» subsurface is no more than 40 percent ice by volume, and the rest may be a mixture of rock and low - density materials such as salts or chemical compounds called clathrates.

To establish this uncertainty in the ice - volume record (Schweiger et al. 2011), we spent a significant effort drawing on most types of available observations of ice thickness thanks to a convenient compilation of ice thickness data (Lindsay, 2010).

It seems that the near - zero replenishment of the MY ice cover after the summers of 2005 and 2007, an imbalance in the cycle of replenishment and ice export, has played a significant role in the loss of Arctic sea ice volume over the ICESat record.

Significant volumes of freshwater were released in the North Atlantic and Arctic at the beginning of the Holocene by the decay of the residual continental ice (Nesje et al., 2004).

Still more striking, and significant, has been a severe decline in the average thickness of the ice pack, and thus of its volume (graph).

Using a large volume of 126 proxy temperature records from the Northern Hemisphere, they found (1) a clearly discernible Medieval Warm Period (MWP)(950-1150) and Little Ice Age (LIA)(1450 - 1850), (2) «likely unprecedented» modern temperatures (relative to the last 1,000 years), as well as a (3) «significant» link between the high temperatures of the MWP and recent times and the high solar activity that characterized both periods (the Medieval Maximum and the Modern Grand Maximum).

Some parts of the Antarctic ice sheet are also losing significant volume (very high confidence).

This research highlights the importance of accounting for large amounts of ground ice that can make up a significant portion of total permafrost volume in some areas.