Show: Is the World's Ice Disappearing?

Arendt, Carli

Presented: NC State University
Raleigh, North Carolina, 2019/03/26

1 Is the World's Ice Disappearing? Is the World's Ice Disappearing? 2 Quite Simply: YES Quite Simply: YES
3 Last Glacial Maximum vs Present Last Glacial Maximum vs Present 4 Human / Ice Dependency Human / Ice Dependency
5 So WHERE is Earth's ice? So WHERE is Earth's ice? 6 Types of Ice Types of Ice
7 An Idealized Cryosphere System An Idealized Cryosphere System 8 Accumulation and Depletion Accumulation and Depletion
9 Mass Balance Mass Balance 10 Mass Balance & Warning Temperatures? Mass Balance & Warning Temperatures?
11 Mass Balance: Retreat Mass Balance: Retreat 12 Mass Balance: Retreat Mass Balance: Retreat
13 Meltwater Runoff Meltwater Runoff 14 Meltwater Runoff Meltwater Runoff
15 Atmospheric Feedbacks Atmospheric Feedbacks 16 Biological Impact Biological Impact
17 Cryosphere Systems are IMPORTANT Cryosphere Systems are IMPORTANT 18 Short and Long Term Melting Cycles Short and Long Term Melting Cycles
19 the Melting Evolution of Glaciers the Melting Evolution of Glaciers 20 Seasonal Evolution of Melt, Early Spring Seasonal Evolution of Melt, Early Spring
21 Seasonal Evolution of Melt, Late Summer Seasonal Evolution of Melt, Late Summer 22 Implications of volume and time spent of water in subglacial system? Implications of volume and time spent of water in subglacial system?
23 Meltwater Chemistry Meltwater Chemistry 24 How fast does water flow through the system? How fast does water flow through the system?
25 How is ice loss assessed? How is ice loss assessed? 26 Can asses ice loss using remote sensing of ice masses Can asses ice loss using remote sensing of ice masses
27 Remote Sensing: Instrumentation Remote Sensing: Instrumentation 28 Elevation Change: Greenland Ice Sheet Elevation Change: Greenland Ice Sheet
29 Rates of Ice Loss: Greenland Ice Sheet Rates of Ice Loss: Greenland Ice Sheet 30 Melting Extent: Greenland Ice Sheet Melting Extent: Greenland Ice Sheet
31 Remote Sensing Allows For Physical Approximation of Ice Loss Remote Sensing Allows For Physical Approximation of Ice Loss 32 Besides Glaciers and Ice Sheets, There's Also Permafrost Besides Glaciers and Ice Sheets, There's Also Permafrost
33 How is permafrost impacted? How is permafrost impacted? 34 How is permafrost impacted? How is permafrost impacted?
35 Different Types of Permafrost Different Types of Permafrost 36 Polygonal Permafrost: Barrow, AK Polygonal Permafrost: Barrow, AK
37 Melt Evolution of Polygonal Permafrost Melt Evolution of Polygonal Permafrost 38 Peat Plateaus and Solifluction Lobes: Seward Peninsula, AK Peat Plateaus and Solifluction Lobes: Seward Peninsula, AK
39 Melt Evolution of Intrasedimental Permafrost Melt Evolution of Intrasedimental Permafrost 40 Assessing Permafrost Melt: Remote Sensing Assessing Permafrost Melt: Remote Sensing
41 Assessing Permafrost Melt: Water Chemistry Assessing Permafrost Melt: Water Chemistry 42 Degradation of Permafrost Results Degradation of Permafrost Results
43 In Summary In Summary 44 In Summary In Summary