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species extinction and human population

Source: 

http://en.wikipedia.org/wiki/Biodiversity

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species extinction and human population

On this graph, you can see the evolution of the population according to species extinction. This evolution grown up near 1950 that is the beginning of THE industrial REVOLUTION.

 

LINEAR TREND BEFORE THE INDUSTRIAL REVOLUTION. EXPONENTIAL INCREASE AFTER THE INDUSTRIAL REVOLUTION.

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past and present trends on ecosystem loss

Source: 

http://en.wikipedia.org/wiki/Biodiversity

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past and present trends on ecosystem loss

This picture is about past and present trends on ecosystem loss. The figure includes the marine, terrestrial , freshwater and vertebrate species. This all species decrease a lot during the 40 years.

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terrestrial ecosystem loss

Source: 

http://en.wikipedia.org/wiki/Biodiversity

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terrestrial ecosystem loss

Now I’m going to speack about terrestrial ecosystem loss. This picture is about deforestation, the net loss of forest is mainly in the south of America. However the net gain of forest is located mainly in America AND EUROPE

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marine dead zone to present

Source: 

http://en.wikipedia.org/wiki/Biodiversity

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marine dead zone to present

THE FOLLOWING MAP SHOWS HOW MARINE DEAD ZONES ARE GLOBALLY DISTRIBUTED. MOREOVER, THE BAR CHART SHOWS THE DRAMATICALLY INCREASING NUMBER OF DEAD ZONES FROM THE BEGINNING OF THE PAST CENTURY TO THE PRESENT DAYS.

AS YOU CAN SEE, THE LARGEST AMOUNT OF DEAD ZONES IS CONCENTRATED AROUND INDUSTRIAL AND RICH COUNTRIES SUCH AS THE USA, EUROPE AND JAPAN WHERE POLLUTION LEVELS ARE VERY HIGH AND FISHING IS BROUGHT TO AN EXCESSIVE EXTENT.

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fishing trend to present

Source: 

http://en.wikipedia.org/wiki/Biodiversity

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fishing trend to present

About marine, i ‘m going to speak about fishing . The fishing increase since 1960 and currently we have 10 million tons fishing.

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