WWF, goals to achieve and what they do for the protection of the environment.

The nature conservancy.

Reintroduction of species in their own environment.

It shows the trend towards the goal of reducing the loss or degradation of ecosystems and natural resources around the world.

This picture resume the extinction of diferent species by continent. In north america mammals and molluscs loss.So you can see in africa birds and molluscs loss. However in south america, there is not so much losses.

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.

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.

One cost of the terrestrial losses is the deforestation.

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

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.