Life Without Ice

Question 1

How much water raise if all the ice melted?

Answer 1

67 metres

Question 2

What causes sea level to to rise? What is thermal expansion?

Answer 2

1. Thermal expansion Sea level rises due to warming water 3mm per annum
2. Melting glaciers - contributeto a third of water levels. By 2100 will rise by 10cm.

Question 3

Why is Antartica so important?

Answer 3

It is unique keeping the earth theright temperature. It is 4km thick ice. It provides historical data on life millions of years ago. If it melts a little it will impact the earth.

Question 4

Impact on earth and people due melting ice

Answer 4

Erosion
Salinated soil - people different crops
Different habitats, different plants / animals
More flooding - people will drown, become malnourished due to crop failures etc
Earth temperature may increase
Less land
More diseases - people health and death
Increase rainfall - less predictable weather impacting industries