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