climate change

Question 1

what are glacial periods

Answer 1

periods of ice building due to low global temprature. These periods lead to growth of ice caps over the land they are about 100,000 years long. The last glacial period

Question 2

Inter glacial periods

Answer 2

periods of warmer climate that occour between glacial periods. These see the melting of ice caps. They are about 10,000 years long

Question 3

ice cores

Question 4

glacial retreat

Question 5

sea ice

Question 6

tree rings

Question 7

thermometrs

Question 8

pollen anaylsis

Question 9

changing seasonal patterns

Question 10

rising sea levels