18
Ghost Glacier’s Big Splash Kristie Duncan Ryan Ferdinand Keegan Smith

ACAG Presentation

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Page 1: ACAG Presentation

Ghost Glacier’s BigSplash

Kristie DuncanRyan FerdinandKeegan Smith

Page 2: ACAG Presentation

Out

line

•-O

ur fo

cus o

f stu

dy

•-D

ata

colle

ctio

n

•-C

halle

nges

Dat

a Co

llect

ion

•-D

ata

Ana

lysis

•-C

halle

nges

with

Ana

lysis

•-R

esul

ts

•-F

utur

e an

alys

is

•-A

ckno

wle

dgem

ents

Page 3: ACAG Presentation

Wha

t hap

pene

d •

Aug

ust 1

1th

2012

•M

assi

ve ic

e fa

ll of

f of G

host

Gla

cier

Page 4: ACAG Presentation

Wat

er S

urge

•Im

pact

from

fall

caus

ed a

wat

ersu

rge

in th

e la

ke a

t the

bas

e of

mou

ntai

n

•A

larg

e am

ount

of w

ater

was

disp

lace

d an

d ca

used

ext

ensi

veda

mag

e do

wn

stre

am

Page 5: ACAG Presentation

Thr

ee d

istin

ct w

ater

line

s are

pres

ent

Page 6: ACAG Presentation

Wat

er D

ispl

acem

ent

•M

ain

Goa

l:•

Qua

ntify

vol

ume

of w

ater

disp

lace

d •

Do

this

usi

ng q

uant

um G

ISso

ftwar

e

Page 7: ACAG Presentation

Dat

a C

olle

ctio

n•

Map

ped

perim

eter

of l

ake

with

Trim

ble

diffe

rent

ial G

PS

•Ic

e sh

eet w

as u

nsaf

e to

map

usin

g dG

PS

Page 8: ACAG Presentation

Dat

a C

olle

ctio

n•

Rec

orde

d tw

o fix

ed p

oint

whe

rera

ngefi

nder

was

use

d

•N

ikon

rang

efind

er a

nd c

ompa

ssw

ere

used

to m

ap th

e ic

e sh

eet

Page 9: ACAG Presentation

Sour

ce o

f Err

or in

Col

lect

ing

Dat

a

Page 10: ACAG Presentation

Sour

ces o

f Erro

r in

Colle

ctin

gD

ata

Use

d po

int d

ata

inste

ad o

f lin

e da

ta o

n dG

PS w

hen

map

ping

perim

eter

•Cr

eate

d 1

poin

t ins

tead

of a

line

per

imet

er•

Our

PD

OP

for o

ur G

PS w

as lo

w•

Roug

h to

pogr

aphy

led

to d

ifficu

lty tr

aver

sing

alon

g w

ater

line

s

Page 11: ACAG Presentation

Dat

a A

naly

sis

•Ex

porte

d Tr

imbl

e fil

e as

a sh

ape

file

onto

Arc

GIS

pro

gram

•U

sed

fixed

coo

rdin

ates

, ran

gefin

der d

ata

and

a co

mpa

ss

•Tr

igon

omet

ry w

e m

ade

x &

yco

ordi

nate

s alo

ng th

e ic

e sh

eet

Page 12: ACAG Presentation

Pict

ure

Page 13: ACAG Presentation

Cha

lleng

es w

ith A

naly

sis

•D

eclin

atio

n 17

.5

•Tr

igon

omet

ry

•Z

dim

ensi

on d

ata

for d

GPS

Page 14: ACAG Presentation

Cal

cula

ted

Res

ults

Volu

me

usin

g H

igh

line

•36

6434

.969

6

Vol

ume

usin

g Lo

w li

ne

•11

2675

.228

9

Page 15: ACAG Presentation

Futu

re A

naly

sis

•U

se Q

uant

um G

IS

Page 16: ACAG Presentation

Ack

now

ledg

emen

ts •

Col

in L

aroq

ue

•G

raha

m C

lark

e

•M

ike

Dill

on

Page 17: ACAG Presentation

Questions?

Page 18: ACAG Presentation

Ref

eren

ces

•ht

tp://

ww

w.pa

nora

mio

.com

/pho

to/5

9465

636

•ht

tp://

ww

w.ex

amin

er.c

om/s

lides

how

/gho

st-g

laci

er-f

alls

-at-

jasp

er-n

atio

nal-p

ark-

caus

es-a

vala

nche

-sun

ami-a

nd-c

lose

s-tra

ils#s

lide=

5131

8216

•ht

tp://

graf

tec.

com

/trim

ble.

asp

•ht

tp://

kultu

rako

mik

er.b

logs

pot.c

a/20

11/0

9/es

ri-ar

cgis

-ar

cinf

o-93

-sp1

-ful

l.htm

l

•ht

tp://

geog

raph

yedu

catio

n.or

g/w

hats

-new

/qgi

s/