reef managers guide to bleaching - u.s. coral reef task ......coral reefs under rapid climate change...
TRANSCRIPT
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A Reef Manager’sGuide to Coral Bleaching … and Beyond
A Reef Manager’s Guide to Coral Bleaching … and Beyond C. Mark Eakin Coordinator, NOAA Coral Reef Watch
Responding to Climate Change for Reef Managers
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Key messages • Climate change is real
• Coral reefs are imperilled
• Climate change is affecting reefs
• Action is urgently required:
‐ Reduce emissions
‐Maximize reef resilience
• Reef Managers are taking action
• You can help
Responding to Climate Change for Reef Managers
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Responding to Climate Change for Reef Managers
A Reef Manager’s Guide • Meaningful actions are possible in the face of climate change
• Goals: – A global network
– Testing and refining ideas – Building a (resilient) management – community
– Reefs coping with climate change
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Authors: Paul Marshall Heidi Schuttenberg
Major contributions: Jordan West Ray Berkelmans Nadine Marshall David Bizot Jeff Maynard Billy Causey Melanie McField Herman Cesar Peter Mumby Loke Ming Chou David Obura Chris Hawkins Rod Salm Ove Hoegh-Guldberg Naneng Setiasih Jessica Hoey Shelia Walsh
Other Contributions: Greta Aeby Mark Eakin Ken Anthony Udo EngelhardtRichard Aronson Mark Fenton Tim McClanahan Rohan Arthur William Fisher Laurence McCook Kirsten Michalek-Wagner Andrew Baird Steve Gittings John Nevill Kristin Sherwood Robert Buddemeier Andrea Grottoli Magnus Nystrom Willliam Skirving Steve Coles Lynne Hale Arthur Paterson Al Strong Nancy Dashbach Lara Hansen Lida Pet-Soede Kristian Teleki Lyndon DeVantier Jim Hendee Glenn Ricci David Wachenfeld Terry Done James Innes Joe Schittone Sue Wells
Responding to Climate Change for Reef Managers
The Guide:
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Responding to Climate Change for Reef Managers
Reef Manager’s Guide: Actions for Managers
Enhancing Reef Resilience • Reduce Bleaching
– Reduce light stress – Cool reefs, increase mixing
• Increase Survival – Improve water quality – Reduce disease prevalence
• Aid Recovery – Coral fragmentation – Encourage recruitment – Protect ecosystem functions
(herbivory)
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Increase chance of reef ecosystems surviving future warming
Responding to Climate Change for Reef Managers
2.4 Assess social & economic impacts
1. Understand climate and
bleaching risk &implications for
reefs
Bleaching event
2.5 Identifymanagementinterventions
3.4 Manage local stresses to
increase resilience
3.3 Design & manage MPAs to
maximize resilience
3.5 Restore damaged
reefs
2.1 Predict seasonal
temperaturesand bleaching
risk
2.3 Assess ecologicalimpacts
2.2 Establish early warning
system for coral bleaching
2.6 Communication
3.1 Identifyfactors that
confer resilience
3.2 Predict future
resilience
Guide Structure
5. Policy
4. Science
Support Reef Ecosystem Resilience
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Increase chance of reef ecosystems surviving future warming
Responding to Climate Change for Reef Managers
2.4 Assess social & economic impacts
1. Understand climate and
bleaching risk &implications for
reefs
Bleaching event
2.5 Identifymanagementinterventions
3.4 Manage local stresses to
increase resilience
3.3 Design & manage MPAs to
maximize resilience
3.5 Restore damaged
reefs
2.1 Predict seasonal
temperaturesand bleaching
risk
2.3 Assess ecologicalimpacts
2.2 Establish early warning
system for coral bleaching
2.6 Communication
3.1 Identifyfactors that
confer resilience
3.2 Predict future
resilience
Guide Structure
5. Policy
4. Science
Support Reef Ecosystem Resilience
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50km Nighttime SST50km Nighttime SST
SST AnomalySST Anomaly
HotSpotHotSpot
Responding to Climate Change for Reef Managers
Degree Heating WeeksDegree Heating Weeks
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The Future: Bleaching Forecasts Responding to Climate Change for Reef Managers
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Responding to Climate Change for Reef Managers
2.4 Assess social & economic impacts
2.5 Identifymanagementinterventions
2.3 Assess ecologicalimpacts
2.6 Communication
CoralWatch and Project Aware
Source: CoralWatch Reef Education PackageSource: CoralWatch Reef Education Package
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Responding to Climate Change for Reef Managers
Socio-economic Impacts • Tourism Impacts
• Fishing Impacts
• Indirect Impacts
2.4 Assess social & economic impacts
2.5 Identifymanagementinterventions
2.3 Assess ecologicalimpacts
2.6 Communication
Framework for assessing bleaching impacts • What are the social and economic impacts? • Who is likely to be affected? • How can management minimise impacts on reef users?
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Responding to Climate Change for Reef Managers
Impeding the Causes
• Light
• Temperature
• Mixing
Managing Local Stressors
• Recreational Use
• Water Quality
• Fishing
2.4 Assess social & economic impacts
2.5 Identifymanagementinterventions
2.3 Assess ecologicalimpacts
2.6 Communication
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Responding to Climate Change for Reef Managers
Frequently Asked Questions • Why should people care? • What does the future look like?
• Can anything be done?
2.4 Assess social & economic impacts
2.5 Identify managementinterventions
2.3 Assess ecologicalimpacts
2.6 Communication
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2.4 Assess social & economic impacts
2.5 Identify management interventions
2.6 Communication
Responding to Climate Change for Reef Managers
Increase chance of reef ecosystems surviving future warming
1. Understand climate and
bleaching risk &implications for
reefs
Bleaching event
3.4 Manage local stresses to
increase resilience
3.3 Design & manage MPAs to
maximize resilience
3.5 Restore damaged
reefs
2.1 Predict seasonal
temperaturesand bleaching
risk
2.3 Assess ecologicalimpacts
2.2 Establish early warning
system for coral bleaching
3.1 Identifyfactors that
confer resilience
3.2 Predict future
resilience
5. Policy
4. Science
Support Reef Ecosystem Resilience
Guide Structure
Planning for Resilience
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The vision….
• A global network
• Testing and refining ideas
• A (resilient) management
community
• Reefs coping with climate change
Responding to Climate Change for Reef Managers
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Responding to Climate Change for Reef Managers
Beyond the Guide:
• Taking the Guide from theory to implementation – Brings together managers to understand
climate change risks, build response plans to bleaching events, and build resilience into management
Responding to Climate Change WorkshopsResponding to Climate Change Workshops
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• Lady Elliot Island, Australia (July 2007)
• American Samoa (August 2007)
• Pigeon Key, Florida (April 2008)
• Kane’ohe, Hawai’i (September 2008)
• Tentative: Bonaire & Guam (2009)
Responding to Climate Change for Reef Managers
Workshops
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Module 1 Workshop Goals
From Theory to Implementation…
a framework for shared learning
Understand climate change risks
Respond to mass bleaching events
Build resilience into reef management
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Module 2: Predicting Mass Coral Bleaching
Will the reef bleach?
Satellite SSTs
Anomalies Bleaching Weather
HotSpots and DHWs Satellite Bleaching Alerts
Degree Heating WeeksDegree Heating Weeks Virtual Stations Bleaching Outlooks
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Module 3: Assessing Ecological Impacts
Are the corals bleaching?
How severe is it?
Are some areas more resistant?
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What are the Socioeconomic Impacts of Climate Change and
Coral Bleaching?
Module 4: The Human Dimension
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Module 5: Management Interventions
Management Interventions
& Restoration
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Communicating about Coral Bleaching and Climate Change
Communicating about Coral Bleaching and Climate Change
Module 6: Communication StrategiesModule 6: Communication Strategies
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Module 7: BuildingModule 7: Building Social-ecological ResilienceSocial-ecological Resilience
What is Social-ecological Resilience?What is Social-ecological Resilience?
Building Social andBuilding Social and
Ecological Resilience intoEcological Resilience into
Coral Reef ManagementCoral Reef Management
Planning for Climate ChangePlanning for Climate Change
New: Traditional EcologicalNew: Traditional Ecological
KnowledgeKnowledge
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Module 8.Module 8.
Developing a bleaching response planDeveloping a bleaching response plan • Predicting - be prepared • Setting thresholds - when to act • Assess ecological impacts - how/who • Assess socio-economic impacts - how/who
• Communicate - why/who • Management interventions - options • Funding - where to get it • Capacity - resources • Support - decision-makers/stakeholders
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Ocean Acidification pH
CO3 2-
CO2(aq)
After Wolf-Gladrow et al., 1999
2006
Responding to Climate Change for Reef Managers
Coral Reefs Under Rapid Climate Change and Ocean Acidification
14 December 2007
Curriculum Evolution:
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Key messages • Climate change is real
• Coral reefs are imperilled
• Climate change is affecting reefs
Responding to Climate Change for Reef Managers
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Key messages • Climate change is real
• Coral reefs are imperilled
• Climate change is affecting reefs
• Action is urgently required:
‐ Reduce emissions
‐Maximise reef resilience
Responding to Climate Change for Reef Managers
![Page 29: Reef managers guide to bleaching - U.S. Coral Reef Task ......Coral Reefs Under Rapid Climate Change and Ocean Acidification 14 December 2007 Curriculum Evolution: Key messages •Climatechange](https://reader031.vdocuments.net/reader031/viewer/2022011917/5fea1faaaa517a63ed6275f2/html5/thumbnails/29.jpg)
Key messages • Climate change is real
• Coral reefs are imperilled
• Climate change is affecting reefs
• Action is urgently required:
‐ Reduce emissions
‐Maximise reef resilience
• Reef Managers are taking action
• You can help
Responding to Climate Change for Reef Managers