Download presentation
Presentation is loading. Please wait.
Published byHelen Lewis Modified over 8 years ago
1
Climate Change Workshop – BAESI – 5 th Nov. 2011 © Chevron 2011 Sea-Level Change www.theclimatescam.com
2
Climate Change Workshop – BAESI – 5 th Nov. 2011 © Chevron 2011 2 Sea Level Change – No joke and not funny
3
Climate Change Workshop – BAESI – 5 th Nov. 2011 © Chevron 2011 3 Sea Level – Global Historic Records Causes? thermal expansion: as ocean water warms it expands land-based ice: melting of glaciers and ice sheets Subsiding lowlands (naturally; i.e. Lousiana) Subsiding lowlands (human-induced; sediment-starved due to river dams (i.e. Mississippi Delta) Ref: IPCC 4th Assessment, Summary for Policymakers, Feb. 2, 2007 Rates for global average 1961-2003: 1.8mm/yr 1993-2003: 3.1 mm/yr
4
Climate Change Workshop – BAESI – 5 th Nov. 2011 © Chevron 2011 4 Sea Level – Historic Data for the USA Source: Monthly and Annual Mean Sea Level Station Files from theMonthly and Annual Mean Sea Level Station Files Permanent Service for Mean Sea Level (PSMSL)Permanent Service for Mean Sea Level (PSMSL) at the Proudman Oceanographic Laboratory Sea-level drop in parts of Alaska because land is rising
5
Climate Change Workshop – BAESI – 5 th Nov. 2011 © Chevron 2011 5 Sea Level Change – Future Scenarios
6
Climate Change Workshop – BAESI – 5 th Nov. 2011 © Chevron 2011 6 Sea Level Change – Impact on Bay Area? Afternoon Activity: Mapping sea level rise
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.