Kategorier: Alle - agriculture - industrial - environmental - extinction

av Man Man Hui 10 år siden

316

Environmental

The text discusses significant environmental disasters and their impacts. One example is the extinction of passenger pigeons, once the most common bird in North America. By 1914, due to deforestation for agriculture and excessive hunting, the species was completely wiped out.

Environmental

Environmental Disasters

1914

Passenger Pigeons
Reason of Extinction

Overhunting

Usage

As Fertilizer

Farmers fed birds to PIGS

Professional hunters killed pigeons to SELL

Good food supply

Many pigeons broke their limbs off the trees

Reason

Hunting them was easy

Since

No LAWS limited hunting

Whole flocks of pigeons landed in ONE PLACE

People cut forests to make room for farms

No tree

No enough FOOD

Quantity

In 1913

Only ONE

Live in Zoo

In 1813

Looked like a RIVER flowing through air

The light of noon-day was as by an ECLIPSE

Most common bird

Definition

Caused by
Human activities
Cause
Agriculture
Industrial activity
Depletion of Natural Resources
Pollution
Destructive
Affect Natural World

1989

The Exxon Valdez Oil Spill

Billions of Eggs were destroyed

Seals&Sea otters got stuck in the goop

Feathers of birds were coated with heavy oil

Some birds drowned

Birds could not fly

Accident

11 million gallons oil poured out from steel bottom

The ship crashed into ROCKS

Turned too fast

Exxon Valdez turned to avoid hitting icebergs

Exxon Valedz

March 24, 1989

Sailing through

Prince William Sound in Alaska

Millions of wildlife lived there

Famous for NATURAL BEAUTY

Carry crude oil

Is a

Oil Supertanker

1984

Poison Gas leak in Bhopol
Results in

People who survived became so ill

Couldn't take care of themselves

Couldn't go to school

Couldn't work

200,000 - 500,000 people injured

4,000 - 10,000 people died

Doctors weren't sure how to treat patients

Because

Officials of the chemical company didn't tell what was in the gas

Dead bodies(animals) everywhere

Leads to

Family Separation (when people running for lives)

Poisen Gas

As thick as FOG

Eyes were swollen that people could not open them

Bad Effects to human bodies

Had froth in mouths

Noses were watering

Tears Coming Out

Felt like somebody had filled the body up with RED CHILIES

Coughing

Realeased in

An Explosion at a Factory

Happened in

Midnight