Environment Management

Topic : Pearl Harbor & Hiroshima & Nagasaki

Presented By:Affan Shaikh (A – 27)Priya Datar (B-07)Narendra Chauhan (B- 34)

Presented to : Prof: Ishita Tanna

Pearl Harbor

• Originally known as Wai Momi (“Waters of Pearl”)

• United State Navy established a base on the island in 1899

• located on the southern end of the island of Oahu state Hawaii

• 3 major Lochs – West, Middle, East

• The Empire of Japan vs Republic of China in 1937• Tripartite Pact• United States closed the Panama Canal (Oil Embargo)• Attack - December 7, 1941– Japan not only started fight with the U.S. but the first

nation in the Pacific War to deliberately target non-combatants.

• Historian- Samuel Eliot Morison “The Sleeping Giant was awakened”

At Pearl Harbor…..• 350 Japanese planes• Airbases across Hawaii and battle ships were

targeted• Eighteen ships sank, including five battleships, and

a total of more than 2,000 Americans were killed• 3 battle ships are still at the bottom of the harbor• 29 Japanese planes lost• Over sixty Japanese were killed

“Tears of the Arizona” “Black tears”

• On December 6, 1941, the USS Arizona took on a full load of fuel—nearly 1.5 million gallons

• The explosion of the USS Arizona – burned for two days – sank to the bottom– cloud of black smoke by burning black powder from the

magazine • some 500,000 gallons are still slowly seeping out • Nearly 70 years after its demise - continues to spill up to

9 quarts of oil into the harbor each day• Arizona’s role as a “War Grave..!”

The Bombing of Hiroshima and Nagasaki

Reason Behind Bombing

Potsdam Declaration• Issued on 26 July 1945• United sate came with the new tactic to force Japan to

surrender. • Harry S. Truman’s First attempt at negotiating with Japan.• Japan refused the Declaration

The Manhattan Project

Choosing Target

There were four targets to choose from:

Hiroshima, Kokura,

Nagasaki, and Niigata

Attack On Hiroshima & Nagasaki On August 6, 1945, Paul W. Tibbets and his crew dropped the

Uranium-based Atomic bomb on Hiroshima

The bomb was code named “Little Boy.”

The Estimate bombing of Hiroshima Killed

80,000 People. The total death by the end of

1945 is 166,000

On August 9, 1945 The second atomic bomb

Named “FAT MAN” was dropped on Nagasaki

39,000–80,000 killed in Nagasaki

Japan surrendered to the Allied Powers on August 14, 1945

Long Term Effects of Hiroshima Nagasaki

• The population in Japan in October 1940 was estimated to be 73,114,308 in November 1945 the population was estimated at 71,998,104

• Exposure to radiation can cause acute, near-immediate effect by killing cells and directly damaging tissue

• Radioactive rays• most deadly was leukemia• small head size and mental disability• Blindness• Black rain

Thank You….