What is Permafrost
What is permafrost made of?
Soil,Rocks and sand held together by ice
When was Permafrost found?
1836
Does Permafrost have more land or ice?
Ice
When was Permafrost first formed?
About 3 billion years ago
How is Permafrost dangerous?
It’s dangerous because of release of viruses and bacteria
Who found Permafrost?
Humboldt in 1836
How many people died of permafrost?
22 in 1987
How many Permafrost are there in the world?
11% of the global surface