Post on 29-Jan-2016
transcript
News
• http://www.wbur.org/news/npr/114055974
• http://www.boston.com/news/nation/washington/articles/2009/10/28/administration_stresses_urgency_of_clean_energy_bill/
• http://www.boston.com/news/science/articles/2009/10/28/latvian_meteor_crater_hoax_backfires/
Fig. 16-9 p. 339Fig. 16-9 p. 339
Igneous RockGranite, Pumice,
Basalt
Sedimentary RockShale, Sandstone,
Limestone
Metamorphic RockSlate, Quartzite,
Marble
Magma(Molten Rock)
WeatheringWeathering
ErosionErosion
TransportTransportDepositionDeposition
Heat,Pressure
Heat,Pressure
Heat,
Pressure
Heat,
Pressure
Rock Cycle
Erosion
• Mechanical weathering
• Chemical weathering
• Biological weatheringSource: Prince Roy
Source: wikipedia
Sedimentation
• Lithospheric sediments
• Biological sediments– Siliceous– Calcareous
• Sedimentation Rates– 1 cm/1000 years
(ocean)– Up to 1cm/year
(estuarine)
Passive Margin
Source: Wikipedi
Source: The Geological Society of London
Barrier Islands
Source: USGS
Source: NASA
Cape Cod Animations
• http://www.playingwithtime.org/cgi-bin/browser/gallerydisplay.pl?clipID=0130
• http://www.playingwithtime.org/cgi-bin/browser/gallerydisplay.pl?clipID=0127&page=&sort=&searchCriteria=
EstuariesSalt Wedge
Partially Mixed
Well-Mixed
Fjord-type
Source: www.epa.com
Submarine Canyon• Hudson Canyon
Source: NASA
River DeltasNile
Indus
Source: NASA
Mississippi River Delta
Source: NASA
Coastal Landforms
• http://www.rgs.edu.sg/events/geotrip/bay.html
• http://www.rgs.edu.sg/events/geotrip/cliff.html
• http://www.rgs.edu.sg/events/geotrip/stack.html
Source: Geog Blog
Source: U.S. Department of the Interior, U.S. Geological Survey, Center for Coastal Geology
Longshore Currents
Source: www.usatoday.com
Source: http://earthsci.org
Source: www.seafriends.org.nz
Salt Marshes
Source: Alex756, en.wikipedia.org