Impact of climate change on oceans Flashcards
1
Q
How much is sea level rising each year?
A
3mm
2
Q
How much has sea level risen in the last 100years?
A
20cm
3
Q
What causes sea levels to rise?
A
-melting of ice sheets
-melting glaciers
-thermal expansion
4
Q
What is insolation?
A
Incoming solar radiation
5
Q
Why does insolation varies over time?
A
More insolation in summer, little in winter. In Artic, no insolation in jan, f,o,n,d but lots in summer time
6
Q
How does coral bleaching occur?
A
Zooxanthellae gets expelled from the coral
