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Protecting the environment Jia Yi and Sara Y.

ECOSYSTEMS BY JIA JI & SARA Y

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Page 1: ECOSYSTEMS BY JIA JI & SARA Y

Protecting the environment

Jia Yi and Sara Y.

Page 2: ECOSYSTEMS BY JIA JI & SARA Y

The environment

The environment is all the living things in an area , the nature. Everything that affects it.

When we talk about the environment, we normally mean everything that affects people: the atmosphere, oceans and rivers, the climate and all living things on Earth.

Page 3: ECOSYSTEMS BY JIA JI & SARA Y

People change the environment

The people change the environment, they cut down the trees, they burn fuel and plough the land.

Human activity has a negative effect on the environment and the worlds ecosystems.

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Environmental problems

Here there are some caused by the people:

Pollution- release of harmful substances into the environment. They are a lot of types of pollution water, air, land, light and noise.

Global warming- The Earth releases heat into space. The burning of fossil fuels has increased in the amount of carbon dioxide in the atmosphere. We call this process global warming.

Deforestation- is the loss of forests.

Loss of biodiversity- is all the species of living things in an ecosystem. Global warming and deforestation are causing the extinction of many species.

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