William W. Shilts Geologic Image Gallery
Index
0001
- Satellite image of glaciers and icefields
0002
- Surface drainage on vertical margin of "Camp" Glacier
0003
- Lateral margin of “Camp” Glacier
0004 - Cirque glacier
0005
- Dry calving on lateral margin of Aktineq Glacier
0006 - Surface drainage detail, unnamed
glacier
0007 - Classic cirque glacier
0008 - Fine-grained silt melted out of
Sirmilik Glacier (B37)
0009 - Unusual appearing ice and snow-capped
hill just east of "Camp" Glacier (B7)
0010 - Coalescing valley glaciers
0011 - Abandoned meltwater channel
0012 - Lateral meltwater channels cut in
crystalline Precambrian bedrock
0013 - Ice-dammed lake
0014 - Differential melting caused by algae
0015 - Differential melting caused by algae
2
0016 - Surface drainage and contact zone
between two valley glaciers
0017 - Differential thermal ablation by
small stones
0018 - Boulder on ice pedestal
0019 - Shoreline of the town of Pond Inlet,
looking westward along Eclipse Sound
0020 - Boulders of the neoglacial lateral
moraine of Aktineq Glacier 1
0021 - Boulders of the neoglacial lateral
moraine of Aktineq Glacier 2
0022 - Gravel deposited in the conduit
at the snout of Aktineq Glacier
0023 - Typical surface drainage of glacier
0024 - Close-up of subglacial meltwater
at snout of Aktineq Glacier
0025 - Subglacial drainage emerging from
a conduit in the snout of Aktineq Glacier
0026 - Sediment laden artesian springs
emerging from outwash-covered stagnant ice
0027 - Esker ridge melting out of inactive
conduit
0028 - Small boulders melted out of glacier
ice and resting on larger boulder
0029 - Closed crevasses in Aktineq Glacier
0030 - Fossilized fountain conduit
0031 - Sediment-laden basal meltwater emerging
from surface of Fountain Glacier
0032 - Sediment and ice frozen into the
mouth of a conduit
0033 - Surface drainage and medial moraines
0034 - Medial moraines of contrasting composition
and pro-glacial outwash plain
0035 - Lateral meltwater channels in snout
region of retreating Sirmilik Glacier (B37)
0036 - Outer face of neoglacial lateral
moraine of Glacier (B28)
0037 - Outer slope of the neoglacial moraine
in the snout area of Aktineq Glacier (B17)
0038 - End moraine in the snout area of
Aktineq Glacier (B17)
0039 - Valley cut by meltwater into snout
region of Sirmilik Glacier (B37)
0040 - Side of the valley cut by meltwater
that created a longitudinal cross-section of the glacier along the axis
of Sirmilik Glacier (B37)
0041 - Sand layer on a thrust plain at
the snout of Aktineq Glacier (B17)
0042 - Thrust plates of sediment at the
snout of Aktineq glacier (B17) 1
0043 - Thrust plates of sediment at the
snout of Aktineq glacier (B17) 2
0044 - View looking West along the south
shoreline of Eclipse Sound
0045 - Thrust plates of sediment at the
snout of Aktineq glacier (B17) 3
0046 - Thrust plates of sediment at the
snout of Aktineq glacier (B17) 4
0047 - Holes in submerged, bottom-fast
ice of a small tundra lake during breakup
0048 - Aerial view of palsa-like features
0049 - Aerial view of a palsa-like feature
0050 - Rock bursts or blisters developed
in orthoquartzitic bedrock
0051 - Mudboils and rib-and-trough structures
in shallow tundra lake
0052 - Esker ridge superimposed on a drumlin
0053 - Tundra fire, Kaminak Lake Area
0054 - Ice-covered, glacially dammed lake
on northwest side of Aktineq Glacier
0055 - Diapir of red silty till extruded
through sandy carapace of a mudboil
0056 - Unconsolidated deposits on the surface
of Paleozoic-age limestone
0057 - Close up of freshly burned mudboils
on a till plain
0058 - Ground view of burned out mudboils
two years after a Tundra Fire
0059 - Red till diapir piercing mudboil's
carapace
0060 - Rib-and-trough structures in a tundra
lake
0061 - Basal melt-out till from snout area
of Aktineq Glacier
0062 - Mudboil with raised surface after
excavation
0063 - Geologist trapped in liquefied
mud of subaqueous mudboil 1
0064 - Ice wedge exposed by hydraulic trenching
0065 - Nearly empty fuel barrel sinking
into liquefied active-layer in till in a mudboil
0066 - Mudboils within poorly-drained area
ornamented by orthogonal frost polygons
0067 - Ice wedge reactivated by recent
aggradation of windblown sand
0068 - Frost polygons and mudboil-covered
area
0069 - Solifluction of till over beaches
at marine limit
0070 - Rib and trough features in an artic
lake
0071 - Strudel and rib-and-trough features
in a tundra lake 1
0072 - Mudboils and frost polygons on different
surficical sediment types
0073 - Diapiric dike of red till piercing
the carapace of a mudboil
0074 - Glacial lake with suspended glacial
“rock flour”
0075 - View of the northwest-facing side
of "Camp" Glacier (B7)
0076 - Contorted organic layers in closed
crevasses
0077 - Open crevasses on Sirmilik Glacier
(B37)
0078 - High altitude cirque glacier (B30)
0079 - Cross-section of icing (aufeis)
in front of Fountain Glacier (B-26)
0080 - Equilibrium line
0081 - Unusual snow- and ice-covered hill
just east of "Camp" Glacier (B7)
0082 - Collecting samples on top of Aktineq
Glacier (B17)
0083 - Meltwater cave beneath the termination
of Stagnation Glacier (B28)
0084 - Aerial view of Glacier B30
0085 - Aerial view of the rapidly retreating
Stagnation Glacier (B28)
0086 - Closed crevasses in compressional
zone on Aktineq Glacier (B17)
0087 - Cirque and valley glaciers on Northern
Baffin Island
0088 - Measuring mudboil activity
0089 - Permafrost table at shallow depths
in peat
0090 - Traces of diapirs of extruding mud
on elongate mudboils on a slope
0091 - Red till diapir penetrating gray,
sandy carapace of a mudboil
0092 - Red till diapir
0093 - Contrast between a mudboil-covered
till surface and degrading frost polygons
0094 - Terraced mudboils
0095 - Massive mud extrusion from numerous
mudboils
0096 - Rippled surface of marine mud extrusion
0097 - Shallow ‘cave’ with
local ritual significance in highly folded orthoquartzite of Hurwitz Formation
0098 - Three dimensional diagram of mud
boils and permafrost table
0099 - Field of active mudboils with areas
of diapiric extrusion
0100 - Retrogressive thaw flow slides
involving thin beach gravels over till
0101 - Tundra fire burning vegetation around
a mudboil
0102 - Effects of tundra fire on mudboils
(nonsorted circles) 2 years after the fire
0103 - View of area of a tundra fire on
a mudboil-covered till plain, two years after the fire
0104 - Recently extinguished tundra
fire in area of mudboils
0105 - Tundra fire in wetlands
0106 - Stone rings created by removal of mudboil vegetative
rims by fire
0107 - Tundra fire in mudboil-ornamented terrain
0108 - Aerial view of low, pingo, or palsa-like
features
0109 - Aerial view of palsa-like mounds
0110 - An isolated glacial erratic of Precambrian
dolomite
0111 - Rock burst due to ice lensing in
Hurwitz quartzite
0112 - Rock bursts due to ice lensing in
Hurwitz quartzite
0113 - Beaded stream resulting from
melting of ground ice
0114 - Beaded drainage with ‘Arrowhead’ morphology
0115 - Beaded Drainage
0116 - Maguse River thermokarst on till plain
0117 - Beaded drainage with ‘Arrowhead’ morphology
0118 -
0119 - Bottom-fast ice pan domed by spring
meltwater influx during breakup
0120 - Rib-and tough structures in a tundra
lake
0121 - Rib-and-trough features in a tundra
lake
0122 - Strudel and rib-and-trough features
in a tundra lake 2
0123 - Strudel in Kaminak Lake
0124 - Small strudel depression
0125 - Ice contact face of the left lateral
moraine of Findelen Gletscher
0126 - Strudel and Rib-and-Trough Structures
0127 - Rib-and-Trough Structures around a till-covered island
0128 - Right lateral moraine of a temperate glacier,
Findelen Gletscher, Switzerland
0129 - Rare occurrence of mudboils, Rib-and-Trough
structures, and frost polygons together in a shallow lake
0130 - Rib and trough features in an arctic lake
0131 - Individual and coalescing palsa-like
mounds
0132 - Wind-pushed, candled lake ice
0133 - Dry calving along southeast-facing
side of "Camp" Glacier (B7)
0134 - Close-up of recessional moraines,
kettles, and meltwater channels
0135 - Braided drainage on an outwash delta
0136 - Debris-rich basal ice, Aktineq Glacier
0137 - Marine delta and suspended sediment
plume at the mouth of an outwash train
0138 - Frozen basal sediment and glacier
ice
0139 - Dry calving and subglacial drainage
“caves”
0140 - Soil buried by flow till on right lateral moraine, Findelen Gletscher
0141 -
0142 - West-facing side of Sirmilik Glacier
(B27)
0143 - Aerial view of Stagnation Glacier
(B28)
0144 - View down the termination of Aktineq
Glacier (B17)
0145 - Aerial view of Stagnation Glacier
(B28) and Fountain Glacier (B26)
0146 - Edge of an icing (aufeis, naled)
0147 - Snout area of Aktineq Glacier (B17)
0148 - Ridge of glacial outwash
0149 - A planar sheet of outwash gravel
thrust from the snout of Aktineq Glacier (B17)
0150 - Esker ridge recently melted out
of Stagnation Glacier (B28)
0151 - Aerial view of Stagnation Glacier
0152 - Major icing attached to the front
of Fountain Glacier (B26)
0153 -
0154 -
0155 -
0156 -
0157 - Geologist trapped in liquefied
mud of subaqueous mudboil 5
0158 - Debris-rich basal ice and melt-out
till, Aktineq Glacier
0159 -
0160 -
0161 -
0162 -
0163 -
0164 -
0165 -
0166 -
0167 -
0168 -
0169 - Glacier overtopping lateral moraine, Glacier de Tsidjiore Nouve
0170 - Glacier de Tsidjiore Nouve, upturned basal sediment layers
0171 -
0172 -
0173 -
0174 -
0175 -
0176 -
0177 -
0178 -
0179 -
0180 -
0181 -
0182 -
0183 -
0184 -
0185 -
0186 -
0187 -
0188 -
0189 -
0190 -
0191 -
0192 -
0193 -
0194 -
0195 -
0196 - Geologist trapped in liquefied
mud of subaqueous mudboil 2
0197 - Geologist trapped in liquefied
mud of subaqueous mudboil 3
0198 - Geologist trapped in liquefied
mud of subaqueous mudboil 4
0199 -
0200 -
0201 -
0202 -
0203 - Underwater view of strudel in Kaminak
Lake
0204 - Spring runoff on shore-fast lake
ice in a tundra lake
0205 -
0206 -
0207 -
0208 -
0209 -
0210 -
0211 - Frost wedge in marine clay in raised
delta
0212 - Frost wedge with associated normal
faulting of enclosed sediment
0213 -
0214 -
0215 -
0216 -
0217 - Ground view of mass flow of marine
mud
0218 -
0219 -
0220 - Doming of mudboil carapace surface
disturbed by excavation
0221 - Weakly developed, buried soil profile
on a stable mudboil
0222 -
0223 -
0224 -
0225 - Autumn colors of shrub vegetation
separating solifluction stripes
0226 - Autumn colors on solifluction stripes
0227 -
0228 -
0229 -
0230 -
0231 -
0232 -
0233 -
0234 -
0235 -
0236 -
0237 -
0238 -
0239 -
0240 - Mudboils on a drumlinized till plain
0241 -
0242 -
0243 - Ground view of palsa-like features
0244 - Low-altitude photo of palsa-like
features
0245 - Ground view of collapse scarplets
of a degrading palsa-like feature
0246 - Ground view of high relief fields
of palsa-like features
0247 - Recently drained tundra lake
Visual Index
Images 0001-0020
Images 0021-0040
Images 0041-0060
Images 0061-0080
Images 0081-0100
Images 0101-0120
Images 0121-0140
Images 0141-0160
Images 0161-0180
Images 0181-0200
Images 0201-0220
Images 0221-0240
Images 0241-0260
Updated 05/03/2010 AW