Download - Deforestation & Sustainability

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Page 1: Deforestation & Sustainability

Deforestation & Deforestation & SustainabilitySustainabilityAya HackettAya Hackett

Page 2: Deforestation & Sustainability

What is deforestation????What is deforestation????

Cutting down, burning, and destroying forests Cutting down, burning, and destroying forests

It is practiced to make way for cattle raising and It is practiced to make way for cattle raising and agriculture, especially in the tropical rainforests of agriculture, especially in the tropical rainforests of South American and Southeast Asia, but also in South American and Southeast Asia, but also in parts of western Europe and North Americaparts of western Europe and North America

It is occurring at a rapid pace and if it continues, It is occurring at a rapid pace and if it continues, rain forests will disappear by the year 2100 and this rain forests will disappear by the year 2100 and this would include more than half of the animal and would include more than half of the animal and plant species on the planet plant species on the planet

Page 3: Deforestation & Sustainability

The importance of treesThe importance of trees

They absorb the gas from the air and They absorb the gas from the air and then replenish the air with oxygenthen replenish the air with oxygen

More trees means better air More trees means better air

They help perpetuate the water cycle They help perpetuate the water cycle by returning water vapor into the by returning water vapor into the atmosphere atmosphere

Forests help prevent an increase in Forests help prevent an increase in global warming by serving as carbon global warming by serving as carbon sinkssinks------areas that trap and store areas that trap and store carbon dioxidecarbon dioxide

Help to protect coastal regions, Help to protect coastal regions, control avalanches and control avalanches and desertification, stabilize sand dunes, desertification, stabilize sand dunes, and prevent soil erosion and and prevent soil erosion and degradationdegradation

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Negative EffectsNegative Effects

Loss of habitat for millions of speciesLoss of habitat for millions of species

70% of Earth70% of Earth’’s land animals and plants live in the s land animals and plants live in the forests and they can not survive if theyforests and they can not survive if they’’re homes are re homes are destroyed destroyed

Climate changes Climate changes

Threatens the existence of every living thing on the Threatens the existence of every living thing on the planetplanet

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What is this What is this doing to our doing to our

world?world?••Nearly 40 million acres of Nearly 40 million acres of natural rain forests were natural rain forests were

destroyed per year during thedestroyed per year during the1990s1990s

••From 1990From 1990--1995, twice the 1995, twice the size of Italy had vanished size of Italy had vanished

••70% of Earth70% of Earth’’s land animals s land animals and plants live in forests, and and plants live in forests, and

many canmany can’’t survive if their t survive if their homes are destroyedhomes are destroyed

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Home to many animalsHome to many animals……

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What are the reasons What are the reasons behind these actions?behind these actions?

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This happens becauseThis happens because……

Most of the reasons relate to money or peoples needs to Most of the reasons relate to money or peoples needs to provide for their families provide for their families

Agriculture Agriculture

Practice of farmingPractice of farming

Growing crops Growing crops

To make areas of residence or industryTo make areas of residence or industry

Logging operations Logging operations

Provide wood and paper productsProvide wood and paper products

Non intentional Non intentional

Wildfires Wildfires

Subsequent overgrazingSubsequent overgrazing

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LETS MAKE A CHANGE!!LETS MAKE A CHANGE!!

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Taking Action!Taking Action!••Reforestation Reforestation

••Recycling items such as Recycling items such as books, toilet paper, shopping books, toilet paper, shopping

bags bags ••Farmers rotate cropsFarmers rotate crops

••Cut mature trees & donCut mature trees & don’’t cut t cut the baby treesthe baby trees

••Instead of firewood use coals Instead of firewood use coals to heat up fireplaces to heat up fireplaces

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Making a Difference.Making a Difference.

http://http://www.youtube.com/watch?vwww.youtube.com/watch?v=46A_wVivbX8=46A_wVivbX8