The Pacific Ocean The Pacific Ocean • The largest and deepest ocean in The largest and deepest ocean in

the worldthe world

• It covers 70,000,000 sq. miles (1/3 It covers 70,000,000 sq. miles (1/3 of the earth’s surface!) of the earth’s surface!)

• Average depth= 14,000 ft.Average depth= 14,000 ft.

• Named by Ferdinand MagellanNamed by Ferdinand Magellan

• Widely known for its rough seas Widely known for its rough seas and violent storms (the word and violent storms (the word pacific means “tranquil” in pacific means “tranquil” in Spanish)Spanish)

Surfing anyone?

Polluting the Pacific….floating trash…

ASIA

N. AMERICA

Floating debris

A bad day fishing…

Aftermath of a violent pacific storm...

http://news.nationalgeographic.com/news/2004/12/1227_041226_tsunami.html

http://www.un.or.th/tsunamiinthailand/tsunami.html

Tsunami 2004 Thailand

Tsunami 2011 Japan

http://www.cbsnews.com/2300-202_162-10011534.html

More destruction…

The Pacific is home to the biggest sharks on The Pacific is home to the biggest sharks on recordrecord

Surf in Maine…

Atlantic Ocean

The Atlantic Ocean The Atlantic Ocean

• Second largest ocean in the worldSecond largest ocean in the world

• covers 31,800,000 sq. milescovers 31,800,000 sq. miles

• average depth of 12,000 feetaverage depth of 12,000 feet

• deepest part is 28,000 feetdeepest part is 28,000 feet

• floor made up of underwater mountain ranges and floor made up of underwater mountain ranges and basinsbasins

Atlantic OceanAtlantic Ocean

Very cold water… brrrr…..

TITANICTITANIC

Key West, Florida (Atlantic Key West, Florida (Atlantic

Ocean)Ocean)

The Gulf of Mexico The Gulf of Mexico • The Gulf of Mexico The Gulf of Mexico

covers approximately covers approximately 700,000 sq. miles700,000 sq. miles

• oil deposits have been oil deposits have been found in the found in the continental shelf and continental shelf and are tapped by offshore are tapped by offshore wells along the shores wells along the shores of the Gulfof the Gulf

BP Oil Rig Explosion and Spill 2010

Great Lakes Great Lakes • Lake Michigan is one of the five Great Lake Michigan is one of the five Great

Lakes (Superior, Huron, Erie, Ontario)Lakes (Superior, Huron, Erie, Ontario)

• The Great Lakes make up the largest The Great Lakes make up the largest body of fresh water in the worldbody of fresh water in the world

• Carved and filled by Ice-Age glaciersCarved and filled by Ice-Age glaciers

Lake Michigan

Can you spot the Great Lakes?

The Great Salt Lake The Great Salt Lake • Shallow body of salt water covering approximately 1,000 Shallow body of salt water covering approximately 1,000

sq. miles in northwest Utahsq. miles in northwest Utah

• largest body of salt water in North Americalargest body of salt water in North America

• no outlets for water to enter or leave the lake- so salt has no outlets for water to enter or leave the lake- so salt has built up and is mined in the regionbuilt up and is mined in the region

The Great Salt LakeThe Great Salt Lake

The Bonneville Salt Flats is one of the most unique natural features in The Bonneville Salt Flats is one of the most unique natural features in

Utah, stretching over 30,000 acres.Utah, stretching over 30,000 acres. On this natural straightaway the On this natural straightaway the

300, 400, 500, and 600 mile per hour land speed barriers were 300, 400, 500, and 600 mile per hour land speed barriers were

broken.broken.

http://www.saltflats.com/ video: http://www.saltflats.com/ video: http://www.bonnevilleracing.com/ http://www.bonnevilleracing.com/

The Chesapeake Bay The Chesapeake Bay

• The bay is actually The bay is actually the drowned the drowned mouth of the mouth of the Susquehanna RiverSusquehanna River

• The water is calm The water is calm and provides ships and provides ships natural protection natural protection from the rough from the rough waters of the waters of the AtlanticAtlantic

Chesapeake Bay Bridge Tunnel

Have you ever crossed this huge bridge on the way to Virginia?

…pretty cool (and freaky)

The San Francisco BayThe San Francisco Bay• 50 miles long and 3-13 miles 50 miles long and 3-13 miles

widewide

• provides a major seaport provides a major seaport along the west coast of the along the west coast of the U.S. and an entrance for many U.S. and an entrance for many of the world’s largest shipsof the world’s largest ships

The San Francisco BayThe San Francisco Bay

Alcatraz PrisonGolden Gate Bridge

Hudson RiverHudson River• The Hudson is 315 miles longThe Hudson is 315 miles long

• NYC is at the mouth of the Hudson and is the largest NYC is at the mouth of the Hudson and is the largest city in the U.S.city in the U.S.

• The Erie Canal links the Hudson River to the Great The Erie Canal links the Hudson River to the Great LakesLakes

The Hudson River in NYC

US Airways Flight 1549 lands on Hudson River after engine malfunction

The Mississippi RiverThe Mississippi River

The Mississippi River The Mississippi River • 2,350 miles long and at places nearly a mile wide2,350 miles long and at places nearly a mile wide

• Flows southward from Minnesota to Louisiana where Flows southward from Minnesota to Louisiana where it empties into the Gulf of Mexicoit empties into the Gulf of Mexico

• Major shipping route in the central portion of the Major shipping route in the central portion of the U.S.U.S.

• Major source of freshwater fish and shrimpMajor source of freshwater fish and shrimp

The Mississippi RiverThe Mississippi River

The Ohio River The Ohio River • Ohio River is 981 miles longOhio River is 981 miles long

• prone to spring flooding so prone to spring flooding so flood control and devices flood control and devices have been built to protect have been built to protect settlements and farmlands settlements and farmlands along the banks along the banks

• These dams provide a major These dams provide a major source of electricity to the source of electricity to the regionregion

The Ohio RiverThe Ohio River

The Missouri RiverThe Missouri River

The Missouri River The Missouri River • The Missouri River is The Missouri River is

2,265 miles long 2,265 miles long

• It flows across the Great It flows across the Great Plains and forms part of Plains and forms part of the boundaries of the boundaries of Nebraska, Kansas, and Nebraska, Kansas, and Iowa before crossing Iowa before crossing Missouri and joining the Missouri and joining the Mississippi RiverMississippi River

• Where the Missouri and Where the Missouri and Mississippi meet is the Mississippi meet is the city of St. Louiscity of St. Louis

• Nicknamed the “Big Nicknamed the “Big Muddy”Muddy”

The Colorado RiverThe Colorado River

The Colorado River The Colorado River • The Colorado River is 1,450 miles longThe Colorado River is 1,450 miles long• Starts in the Rockies- flows southward Starts in the Rockies- flows southward

through Colorado, Utah, Arizona, through Colorado, Utah, Arizona, Nevada, and California before entering Nevada, and California before entering Mexico and emptying into the Gulf of Mexico and emptying into the Gulf of CaliforniaCalifornia

• Flows through 1,000 miles of canyons Flows through 1,000 miles of canyons that are carved over millions of years that are carved over millions of years by water (6.5 inches every 1,000 yrs)by water (6.5 inches every 1,000 yrs)

• Water rights is a problem between U.S. Water rights is a problem between U.S. & Mexico& Mexico

The Grand Canyon

Rio Grande Rio Grande • 1,885 miles long1,885 miles long

• Flows from Colorado through New Mexico-forms the Flows from Colorado through New Mexico-forms the border between the U.S. and Mexicoborder between the U.S. and Mexico

• Colorado and New Mexico use up most of the water Colorado and New Mexico use up most of the water so by the time it reaches El Paso, the river is shrunk so by the time it reaches El Paso, the river is shrunk to a very small sizeto a very small size

Border between US and Mexico

The St. Lawrence River The St. Lawrence River • 774 miles long774 miles long

• considered one of the considered one of the most important rivers in most important rivers in North AmericaNorth America

• forms part of the border forms part of the border between U.S. and between U.S. and CanadaCanada

• Important source for Important source for hydroelectric powerhydroelectric power

• canals have been built canals have been built along the river for along the river for navigation-can travel navigation-can travel from the Atlantic Ocean from the Atlantic Ocean to Minnesota to Minnesota

Niagara Falls flows into the St. Lawrence River and then into the Atlantic Ocean

The Colombia River The Colombia River • 1,210 miles long1,210 miles long

• flows south from British Colombia, flows south from British Colombia, Canada through Washington and Oregon Canada through Washington and Oregon and enters the Pacificand enters the Pacific

Columbia River meets Pacific Columbia River meets Pacific OceanOcean

Fish the Colombia Fish the Colombia RiverRiver