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Card 6
Front
To what latitude does sea-ice have to extend to trigger snowball Earth?
Back
Card 7
Front
How does the Earth get out of a snowball state?
Back
Card 8
Front
Name three sources of geological evidence for snowball Earth
Back
Card 9
Front
What could have made it cold enough to trigger the Neoproterozoic snowball Earths?
Back
Card 10
Front
How did complex life survive snowball Earth?
Back
Card 11
Front
When did the first bryophyte plants evolve?
Back
Card 12
Front
When did the first vascular plants evolve?
Back
Card 13
Front
When did the first forests appear?
Back
Card 14
Front
How do plants cool the planet?
Back
Card 15
Front
By how much do plants amplify weathering rates?
Back
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