forests : our lifeline

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Page 1: Forests : Our lifeline

No Trees = No Oxygen = No Life!

FORESTS : OUR LIFELINE

Page 2: Forests : Our lifeline
Page 3: Forests : Our lifeline

THE INTERNATIONAL YEAR OF FORESTS

The year 2011 is declared as “The International Year of Forests” by the United Nations to raise awareness and strengthen the sustainable management , conservation and sustainable development of all types of forests for the benefit of current and future generations.

Page 4: Forests : Our lifeline

IMPORTANCE OF FORESTS

The uses of forests include: Wood: Used as fuel wood for

cooking and heating Raw Materials: used for various

industries such as pulp, paper, plywood, timber for furniture items etc.

Bamboos : Bamboos, regarded poor man’s timber are used in rafters, roofing, flooring etc.

Page 5: Forests : Our lifeline
Page 6: Forests : Our lifeline

DEFORESTATION Land degradation in arid, semi-arid and sub- humid areas resulting from various factors including climatic variations and human activities.

Page 7: Forests : Our lifeline

CAUSES OF DEFORESTATION

Causes of deforestation are: Broad issues of povertyPopulation explosionUnequal political powerLack of opportunities to make a living

LandlessnessInadequate knowledge

Page 8: Forests : Our lifeline

Following are the major causes of deforestation :

Shifting(Jhum)Cultivation involves the slash and burn agricultural practices. The principal cause of deforestation in Africa

Commercial logging involves cutting trees for sale as timber and pulp.

Page 9: Forests : Our lifeline

EFFECTS OF DEFORESTATION The following are the adverse effects of

deforestation: Leads to Soil Erosion Land mass gets converted to sand

deserts known as Desertification. Rainfall declines considerably. Less

rainfall results in loss of fertile land. Causes loss of biodiversity leading to

ecological balance worldwide. Leads to increase in CO2 concentration

in environment and also other air pollutants leading to Global warming.

Page 10: Forests : Our lifeline

THANK YOU !!

MADE BY:- PAYAL ARORA

SPEAKER:- AMRITA SOOD