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SEA LEVEL RISE ON THE HUDSON RIVER ESTUARY
Estuary: Arm of the sea1. Both fresh and
salt water2. Affected by tides
THE HUDSON RIVER ESTUARY
Sour
ce: N
YS D
EC
Climate Change Impacts1) Climate Change2) Sea Level Rise3) Storm Surge
CLIMATE CHANGE IN THE HUDSON RIVER VALLEY
CLIMATE CHANGE IN THE HUDSON RIVER VALLEY
Climate Change1) Increased
temperatures2) More severe
events3) Changing
ecosystems
CLIMATE CHANGE IN THE HUDSON RIVER VALLEY
Sea Level Rise1) Inundation2) Increased Coastal
Flooding
Storm Surge Events:A New Normal
2011: Hurricane Irene‣ 4.5FT STORM SURGE
2012: Hurricane Sandy‣ 6.25FT STORM SURGE
WHAT IS SEA LEVEL?
HOW DO WE TRACK SEA LEVEL?TIDE GAUGES
SATELLITES
GEOLOGY
A RISING RIVER‣ Hudson River is over
12” higher than a century ago
‣ 21st Century SLR is much more rapid and seems to be accelerating
1856-2010: 1.7mm/yr1996-2013: 3.7mm/yr
rolling 5 year average2000 - 2011: 6.76mm/yr
Hudson River Sea Level 1856-2013(in mm, observed at Manhattan
SEA LEVEL RISE: PAST, PRESENT, FUTURE
LAND-BASED ICE CONTRIBUTION TO SEA LEVEL RISE
LAND-BASED ICE CONTRIBUTION TO SEA LEVEL RISE
Pace of sea-level rise will not be even across all areas
Sea Level Rise Data and Science
Sea Level Rise Projections:
2020a 2050a 2080a 2100b Central Range: 1-5” 5-12” 8-23” 11-26” Rapid Ice Melt: 4-10” 19-29” 41-55” 52-72”
a) From the NYS Sea Level Rise Task Forceb) From the NYS 2100 Commission Report
BIODIVERSITY WATERFRONTS INFRASTRUCTURE
SEA-LEVEL RISEResources at Risk
WWW.SCENICHUDSON.ORG/SLR
SCENIC HUDSON’S SEA-LEVEL RISE MAPPER
RAIL LINES BROWNFIELDS & HAZMATS
TREATMENT PLANTS
SEA-LEVEL RISE IN THE HUDSON RIVER ESTUARY‣ You are going to
use the Scenic Hudson Sea Level Rise Mapper to investigate how sea level rise will affect different locations along the Hudson River.
WWW.SCENICHUDSON.ORG/SLR/MAPPER