How did the Exxon Valdez oil spill affect the environment?



Environmental And Economic Impacts Prince William Sound had been a pristine wilderness before the spill. The Exxon Valdez disaster dramatically changed all of that, taking a major toll on wildlife. It killed an estimated 250,000 sea birds, 3,000 otters, 300 seals, 250 bald eagles and 22 killer whales.

How has the Exxon Valdez oil spill impacted the environment?

Approximately 11 million gallons of oil spilled into the Sound’s rich and productive waters. The oil killed and injured seabirds, sea otters, harbor seals, bald eagles, orcas and other wildlife. Eventually, oil from the spill affected more than 1,000 miles of Alaska’s remote and rugged coastline.

How did the Exxon Valdez oil spill affect the economy?

The spill caused more than $300 million of economic harm to more than 32,000 people whose livelihoods depended on commercial fishing, according to Oceana. And tourism spending decreased by 8 percent in south central Alaska and by 35 percent in southwest Alaska in the year after the spill.

What was the worst oil spill in history?





On April 20, 2010, the oil drilling rig Deepwater Horizon, operating in the Macondo Prospect in the Gulf of Mexico, exploded and sank resulting in the death of 11 workers on the Deepwater Horizon and the largest spill of oil in the history of marine oil drilling operations.

What area was affected by the Exxon Valdez oil spill?

On March 24, 1989 the oil tanker Exxon Valdez ran aground in Prince William Sound, Alaska, spilling 11 million gallons of oil. The ecologically sensitive location, season of the year, and large scale of this spill resulted in one of the largest environmental disasters in U.S. history.

How does an oil spill affect the economy?

Economic impacts of oil spills generally include cost of clean-up and compensation, damage to agricultural lands, fishery and wildlife. Social impact on the other hand includes community conflicts, violence and frustration which leads to militancy, reduction in tourism and hospitality industries.

What effect might the Exxon Valdez disaster have had on eco tourists?

The visitor spending reduction alone resulted in a loss of $19 million (“An Assessment of the Impact of the Exxon Valdez Oil Spill on the Alaskan Tourism Industry”, pg. 5). The revenue lost from the Alaskan tourism by itself was much less than the revenue paid to all of the cleanup workers.

What is an oil spill for kids?





An oil spill is a form of pollution – harmful or poisonous things that people put into the environment. Oil spills usually happen in the ocean, but oil can spill on land as well. These spills cause many devastating effects – mainly to animals, but also to plants and to people.

What is the largest oil spill in US waters?

1989 – The Exxon Valdez ran aground, spilling 10 million gallons of oil into Prince William Sound, causing — to date — the worst oil spill in U.S. history.

How are oil spills cleaned up?

1. Dispersion: Chemical dispersion is achieved by applying chemicals designed to remove oil from the water surface by breaking the oil into small droplets. 2. Burning: Also referred to as “in situ burning,” this is the method of setting fire to freshly spilled oil, usually while still floating on the water surface.

How does oil spill affect the environment?

The effects will be long-lasting. Oil can kill surface-dwelling animals and birds by poisoning or suffocation, as well as affecting buoyancy and natural waterproofing. Contaminated food supplies mean animals may become malnourished or poisoned over time.

How does oil spill affect agriculture?

The result showed an accentuated negative impact of oil spills on crop production. Oil spills reduced crop yield, land prod- uctivity and greatly depressed farm income. A 10% increase in oil spill reduced crop yield by 1.3%, while farm income plummeted by 5%.



What are the long term effects of an oil spill?

Large scale persistent ecological effects included impacts to deep ocean corals, failed recruitment of oysters over multiple years, damage to coastal wetlands, and reduced dolphin, sea turtle, and seabird populations.

How many people did the Exxon Valdez oil spill affect?

The spill caused over $300 million of economic harm to more than 32 thousand people whose livelihoods depended on commercial fishing.

Why is the Exxon Valdez significant?

On March 24, 1989 the oil tanker Exxon Valdez ran aground in Prince William Sound, Alaska, spilling 11 million gallons of oil. The ecologically sensitive location, season of the year, and large scale of this spill resulted in one of the largest environmental disasters in U.S. history.

What is the current status of the Exxon Valdez oil spill?

A small portion of the oil from the 1989 Exxon Valdez spill still lingers in patches beneath Prince William Sound, Alaska, beaches. However, this and other studies suggests the remaining oil is sequestered, or buried, and currently is not posing a risk to the coastal and marine ecosystem.

Who was at fault for the Exxon Valdez oil spill?

Drinking by the ship’s captain, a fatigued and overworked crew and inadequate traffic control by the Coast Guard all contributed to the enormous oil spill by the Exxon Valdez off the Alaskan coast last year, the National Transportation Safety Board ruled today.
1 ав 1990