global environmental trends world resources institute

51
Global Global Environmental Environmental Trends Trends World Resources Institute World Resources Institute http://www.wri.org/wri/ http://www.wri.org/wri/

Upload: elvin-warren

Post on 19-Jan-2016

217 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: Global Environmental Trends World Resources Institute

Global Environmental Global Environmental TrendsTrends

World Resources InstituteWorld Resources Institutehttp://www.wri.org/wri/http://www.wri.org/wri/

Page 2: Global Environmental Trends World Resources Institute

Global population continues to riseGlobal population continues to rise

02468

10

1950 1960 1970 1980 1990 2000 2010 2020 2030 2040 2050Popu

latio

n (b

illio

ns)

Africa Asia and OceaniaEurope Latin America and CaribbeanNorth America

Page 3: Global Environmental Trends World Resources Institute

Stabilization remains a challengeStabilization remains a challenge

0

1

2

3

4

1950 2000 2050

Stab

iliza

tion

Rat

io (b

irths

/dea

ths)

(1 =

no

popu

latio

n gr

owth

)

Developing DevelopedAfrica AsiaSouth and Central America

Page 4: Global Environmental Trends World Resources Institute

Different assumptions, Different assumptions, different projectionsdifferent projections

0

2

4

6

8

10

12

1950 1960 1970 1980 1990 2000 2010 2020 2030 2040

Wor

ld P

opul

atio

n (b

illio

ns)

Low Medium High

Page 5: Global Environmental Trends World Resources Institute

Fertility declines, real and projectedFertility declines, real and projected

1

2

3

4

5

6

7

1950 1960 1970 1980 1990 2000 2010 2020 2030 2040 2050

Chi

ldre

n pe

r Wom

an (2

.1 =

no

popu

latio

n gr

owth

)

Developing

Developed

Africa

Asia

South and CentralAmerica

Page 6: Global Environmental Trends World Resources Institute

Rapid growth in low income economiesRapid growth in low income economies

-6

-4

-2

0

2

4

6

8

10

GD

P G

row

th R

ate

(per

cen

t)

World Low Income Middle Income High Income

Page 7: Global Environmental Trends World Resources Institute

0

200

400

600

800

1,000

1,200

1,400

(mill

ions

in a

bsol

ute

pove

rty)

East Asia LatinAmerica

MiddleEast

SouthAsia

Sub-Saharan

Africa

Total

1987 1990 1993

The number of poor continues to growThe number of poor continues to grow

Page 8: Global Environmental Trends World Resources Institute

Growing disparities in incomes among Growing disparities in incomes among regionsregions

0

5,000

10,000

15,000

20,000

25,000

1970 1975 1980 1985 1990

(per

cap

ita in

com

e in

con

stan

t int

erna

tiona

l dol

lars

)

Africa Asia Latin AmericaW. Europe N. America

Page 9: Global Environmental Trends World Resources Institute

Urban Growth Spurt ContinuesUrban Growth Spurt Continues

0123456789

10

1950 1975 2000 2025

Po

pu

lati

on

(b

illio

ns

)

Rural Developed Urban DevelopedRural Developing Urban Developing

Page 10: Global Environmental Trends World Resources Institute

Africa and Asia are Urbanizing FastestAfrica and Asia are Urbanizing Fastest

0102030405060708090

100

(per

cent

)

Africa Asia CentralAmerica

Europe NorthAmerica

SouthAmerica

1970 2000 2025

Page 11: Global Environmental Trends World Resources Institute

People on the MovePeople on the Move

-63-9

-1366-41

739

102

-392

-85

971

340111

404

-1500

-1000

-500

0

500

1000

Net

Num

ber o

f Mig

rant

s (t

hous

ands

)

Africa Asia Europe LatinAmerica and

Carribean

NorthAmerica

Oceania

Number (thousands)

Rate (per 100,000 population)

Page 12: Global Environmental Trends World Resources Institute

Progress Toward DemocracyProgress Toward Democracy

-8

-6

-4

-2

0

2

4

6

8

10

1962 1965 1968 1971 1974 1977 1980 1983 1986 1989 1992Dem

ocra

tical

ly E

lect

ed G

over

nmen

ts b

y Re

gion

, 196

0-94

OECD Latin America

South and East Asia and Pacific Sub-saharan Africa

Eastern Europe and Central Asia Middle East and North Africa

OECD: Organisation for Economic Co-operation and Development

Page 13: Global Environmental Trends World Resources Institute

More Children Are Attending SchoolMore Children Are Attending School

0

20

40

60

80

100

(per

cent

)

World Africa LatinAmericaand the

Carribean

Asia Europe Oceania

1980 1990 1994

Page 14: Global Environmental Trends World Resources Institute

More Adults Can ReadMore Adults Can Read

0102030405060708090

100

(per

cent

age

of p

eopl

e ol

der t

han

15

who

are

lite

rate

)

World Africa LatinAmerica and

Caribbean

Asia Europe Oceania

1980 1985 1990 1995

Page 15: Global Environmental Trends World Resources Institute

0

1

2

3

4

5

Yiel

d (m

etric

tons

/hec

tare

)

1960 1965 1970 1975 1980 1985 1990 1995 2000

Wheat Yield Rice Yield Maize Yield

Yields Are Up, But Growth is SlowingYields Are Up, But Growth is Slowing

Page 16: Global Environmental Trends World Resources Institute

-2

0

2

4

6

8

10

12

% In

crea

se in

Yie

ld

1960 1965 1970 1975 1980 1985 1990 1995 2000

Wheat Paddy Rice Maize

Yields Are Up, But Growth is SlowingYields Are Up, But Growth is Slowing

Page 17: Global Environmental Trends World Resources Institute

Progress in Feeding the World Has Varied Progress in Feeding the World Has Varied Widely by RegionWidely by Region

80

100

120

140

160

180

1961 1966 1971 1976 1981 1986 1991 1996

Inde

x Nu

mbe

rs 1

961=

100

U.S.S.R. (former) AfricaAsia EuropeWorld Latin America

Page 18: Global Environmental Trends World Resources Institute

Progress in Feeding the World Has Varied Progress in Feeding the World Has Varied Widely by RegionWidely by Region

50

100

150

200

250

300

350

1961 1966 1971 1976 1981 1986 1991 1996

Inde

x Nu

mbe

rs 1

961=

100

U.S.S.R. (former) Africa

Asia Europe

World Latin America

Page 19: Global Environmental Trends World Resources Institute

Despite Gains, Millions Go HungryDespite Gains, Millions Go Hungry

0

200

400

600

800

1,000

1969-71 1979-81 1990-92 2010(mill

ion

pers

ons

suffe

ring

from

und

ernu

tritio

n)

Sub-Saharan Africa Near East and North AfricaEast and Southeast Asia South AsiaLatin America and the Caribbean

Page 20: Global Environmental Trends World Resources Institute

World Totals(million hectares)

Vegetation Removal 579Overexploitation 133Overgrazing 679Agricultural Activities 522Industrial and Bioindustrial 23

Degraded Soil Means Less FoodDegraded Soil Means Less Food

0

50

100

150

200

250

300

350

(mill

ions

of h

ecta

res

degr

aded

)

World Africa North andCentralAmerica

SouthAmerica

Asia Europe Oceania

Vegetation Removal Overexploitation

Overgrazing Agricultural Activities

Industrial and Bioindustrial

Page 21: Global Environmental Trends World Resources Institute

Food Supply Increasingly Relies on Food Supply Increasingly Relies on IrrigationIrrigation

0

2

4

6

8

10

12

1961 1966 1971 1976 1981 1986 1991

(per

cent

)

Africa Asia Latin America Europe

North America Oceania World

Page 22: Global Environmental Trends World Resources Institute

Farmed Fish Are a Growing Share of the Farmed Fish Are a Growing Share of the Global Fish HarvestGlobal Fish Harvest

0

20

40

60

80

100

120

1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995

(mill

ion

met

ric to

ns)

Total Capture Total Aquaculture

Page 23: Global Environmental Trends World Resources Institute

What Do Industrial Economies Use?What Do Industrial Economies Use?

0

10

20

30

40

(met

ric to

ns p

er c

apita

)

Germany Japan Netherlands United States

Metals and industrial minerals Fossil fuels Construction minerals

Renewables Infrastructure excavation Erosion

Page 24: Global Environmental Trends World Resources Institute

Paper Use is Growing WorldwidePaper Use is Growing Worldwide

0

0.05

0.1

0.15

0.2

0.25

(met

ric to

ns p

er p

erso

n)

Africa North/CentralAmerica

South America Asia Europe Oceania World

1970 1980 1990 1994

Page 25: Global Environmental Trends World Resources Institute

Paper Recycling: Paper Recycling: Rising Volume, Growing ImportanceRising Volume, Growing Importance

10

20

30

40

50

60

70

1970 1975 1980 1985 1990 1995

(per

cent

rec

over

ed)

N. America C. America S. America Europe

Africa Oceania Asia

Page 26: Global Environmental Trends World Resources Institute

Vehicle numbers are rising dramaticallyVehicle numbers are rising dramatically

0

100

200

300

400

500

600

700

1945 1955 1965 1975 1985 1995

Cars Buses and Trucks

Page 27: Global Environmental Trends World Resources Institute

Motor vehicle use is highest in developed Motor vehicle use is highest in developed countriescountries

6.7

7.9

22.4

81

88.3

96.6

269.6

519

749.7

0 100 200 300 400 500 600 700 800

India

China

Africa

Hong Kong

South America

Brazil

Europe

Japan

United States

(Motor Vehicles Per 1,000 Persons)

Page 28: Global Environmental Trends World Resources Institute

Surface temperatures have warmed over Surface temperatures have warmed over the past centurythe past century

Page 29: Global Environmental Trends World Resources Institute

Greenhouse gas warmingGreenhouse gas warming

Methane19%

Other Halocarbons

5% CFC-126%

Nitrous Oxide6%

Carbon Dioxide64%

Page 30: Global Environmental Trends World Resources Institute

Per capita COPer capita CO22 emissions are emissions are small in small in developing developing countriescountries

0 5 10 15 20 25

Developed Countries

India

China

Mexico

France

Italy

South Africa

Korea, Rep

Ukraine

Poland, Rep

Japan

United Kingdom

Germany

Russian Federation

Canada

United States

(metric tons of carbon dioxide)

Page 31: Global Environmental Trends World Resources Institute

Developed Developed nations have nations have altered the altered the atmosphere atmosphere mostmost

0 100 200 300 400 500 600

Developed Countries

Korea, Rep

Korea, Dem People's Rep

Iran, Islamic Rep

Brazil

Spain

Australia

Mexico

South Africa

Canada

India

Japan

China

Former USSR

European Union

United States

(billion metric tons of carbon dioxide)

Page 32: Global Environmental Trends World Resources Institute

Stabilizing COStabilizing CO22 means steep emission means steep emission cuts eventuallycuts eventually

Page 33: Global Environmental Trends World Resources Institute

Success story: Success story: CFC production has fallen sharplyCFC production has fallen sharply

0

200

400

600

800

1,000

1,200

1986 1989 1990 1991 1992 1993 1994 1995

Industrialized CountriesDeveloping Countries

Page 34: Global Environmental Trends World Resources Institute

Backsliding: Halon production is rising Backsliding: Halon production is rising againagain

0

50

100

150

200

1986 1989 1990 1991 1992 1993 1994 1995

(000

ODP

tons

)

China Other Developing Countries Industrialized Countries

Page 35: Global Environmental Trends World Resources Institute

Excess nutrients may spur algal bloomsExcess nutrients may spur algal bloomsPre 1972Pre 1972

Page 36: Global Environmental Trends World Resources Institute

Excess nutrients may spur algal bloomsExcess nutrients may spur algal bloomsPost 1972Post 1972

Page 37: Global Environmental Trends World Resources Institute

More fertilizer: More fertilizer: More food, but more pollution tooMore food, but more pollution too

0

20

40

60

80

100

120

140

160

1961 1966 1971 1976 1981 1986 1991

(mill

ion

met

ric to

ns)

AfricaAsiaSouth and Central AmericaEuropeNorth AmericaOceaniaWorld

Page 38: Global Environmental Trends World Resources Institute

SOSO22 emissions in Asia could triple emissions in Asia could triple

0

20

40

60

80

100

120

(mill

ion

met

ric to

ns p

er y

ear)

1990 2000 2010 2020

Europe United States and Canada Asia

Page 39: Global Environmental Trends World Resources Institute

NOx levels are still a problem in Europe NOx levels are still a problem in Europe and North Americaand North America

30,000

35,000

40,000

45,000

50,000

55,000

60,000

1980 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994

(000

met

ric to

ns)

NOx SO2

Page 40: Global Environmental Trends World Resources Institute

Forest Loss Is Severe in the TropicsForest Loss Is Severe in the Tropics

0

10

20

30

40

50

(per

cent

)

Asia Africa Latin America World

Page 41: Global Environmental Trends World Resources Institute

Amazon Deforestation Remains HighAmazon Deforestation Remains High

Page 42: Global Environmental Trends World Resources Institute

Many of Earth’s Forests Have Been Many of Earth’s Forests Have Been Cleared or DegradedCleared or Degraded

02,000,0004,000,0006,000,0008,000,000

10,000,00012,000,00014,000,00016,000,00018,000,000

Russia andEurope

Asia North &South

America

SouthAmerica

Africa Oceania

(mill

ions

of s

quar

e ki

lom

eter

s)

Cleared Non Frontier Forest Frontier Forest

Page 43: Global Environmental Trends World Resources Institute

Water Demand is Growing, Water Demand is Growing, But Supplies Are LimitedBut Supplies Are Limited

0 500 1000 1500 2000 2500 3000 3500

Oceania

North America

Central America

South America

Asia

Europe

Africa

World

Percentage of Water Resources

Total Withdrawals

Page 44: Global Environmental Trends World Resources Institute

Agriculture Dominates Water Use, Agriculture Dominates Water Use, But Its Share Will DeclineBut Its Share Will Decline

0 20 40 60 80 100

Oceania

North America

Central America

South America

Asia

Europe

Africa

World

Agricultural Industrial Domestic

Page 45: Global Environmental Trends World Resources Institute

Low-Income Nations Are Especially Low-Income Nations Are Especially Vulnerable to Water ScarcityVulnerable to Water Scarcity

Page 46: Global Environmental Trends World Resources Institute

River Habitats Have Been Heavily AlteredRiver Habitats Have Been Heavily Altered

200 3125 8750

489000

0

100,000

200,000

300,000

400,000

500,000

(kilo

met

ers)

1680 1800 1900 1980

Waterways Altered for Navigation

Page 47: Global Environmental Trends World Resources Institute

How Much Are Nature’s Services Worth?How Much Are Nature’s Services Worth?

Global GNP(US $18 trillion)

Ecosystem Services(US $33 trillion)Ecosystem Services(US $33 trillion)

Page 48: Global Environmental Trends World Resources Institute

Reef Threats Are ExtensiveReef Threats Are Extensive

0%

10%

20%

30%

40%

Coastal Marine Over-Exploitation Land-based Pollution

(per

cent

)

High Medium

Page 49: Global Environmental Trends World Resources Institute

Some Fish Stocks Have Collapsed from Some Fish Stocks Have Collapsed from OverfishingOverfishing

0

100

200

300

1950 1960 1970 1980 1990

Nonc

od C

atch

(000

met

ric to

ns)

0

200

400

600

800

1000

1200

1400

1600

1800

2000

Cod

Catc

h (0

00 m

etric

tons

)

Flatfishes (flounders, halibuts, etc.) Haddock Red hake Atlantic cod COD CATCHNON COD CATCH

Page 50: Global Environmental Trends World Resources Institute

Bird Populations Are Under Siege Bird Populations Are Under Siege WorldwideWorldwide

Page 51: Global Environmental Trends World Resources Institute

Global Environmental Trends: Global Environmental Trends: Global CommonsGlobal Commons

World Resources InstituteWorld Resources Institutehttp://www.wri.org/wri/http://www.wri.org/wri/