What is the big deal about climate change?

The sun is the primary heat source for the earth

Millions of years ago it was much warmer than it is today.

Four thousand years ago Today

Earth’s Temperature Temperature Time

What is climate change and global warming?

Atmosphere

Without the greenhouse effect, the average surface temperature would be 255 degrees kelvin (-18 degrees Celsius or 0 degrees Fahrenheit); a temperature so low that all water on Earth would freeze, the oceans would turn into ice and life, as we know it, would not exist http://ase.tufts.edu/cosmos/view_chapter.asp?id=21&

What does this have to do with us?

Coal Gas Oil

oxygen carbon dioxide

What effect is Global Warming Having?

There will be an increase in weather extremes.

Plimmerton beach at high tide 24th July 2016

Some of the animals endangered by global warming

Walk or cycle instead of taking the car Play outside rather than on an electronic gadget Put on a jersey instead of turning up the heater What Can We Do? Take a shower instead of a bath Encourage others to make a change too Switch appliances off at the wall Plant lots of trees Replace light bulbs with LEDs