The carbon cycle

How does carbon move in and out of the atmosphere?

Why has the amount of carbon dioxide increased recently

What is a carbon neutral fuel

Aims

Carbon is often called the building block of life as it is found in all organic molecules

Carbon dioxide is a greenhouse gas. What does this mean?

Why is carbon important ?

Why would life be impossible on this planet without this green house gas?

How is carbon dioxide removed from the atmosphere by green plants?

Can you write a word equation for this?

Cycling of carbon dioxide

Oceans are called sinks for carbon dioxide

Carbon dioxide is absorbed by sea water and makes insoluble carbonates

Removal of carbon dioxide by absorption in the oceans

1 R

Can you write a word equation for this

2. Decomposition by microbes of dead trees

3. Deforestation

How is carbon dioxide added to the atmosphere?

Volcanoes

Burning fossil fuels like oil or coal

Why is biodiesel fuel called a carbon neutral fuel?

Absorbs carbon dioxide to form carbonates which are insoluble and fall to the bottom of the sea

Absorbs carbon dioxide which forms soluble hydrogen carbonates which remain dissolved in sea water

Seas and oceans act as BUFFERS

Role of the sea

The hole in the ozone layer is causing global warming?

True or false Questions

A record hot day is evidence of global warming

True or False?

Burning fossil fuels contributes to global warming

True or false?

Global warming will cause less rain.

True or false

List how carbon dioxide is removed from the air?

List how carbon dioxide is added to the air

What is the result of too much carbon dioxide?

Summary