Environmental factors for around 426 million years ago in the future Voyage
Rock Name
Lower Ludlow Shales
Lithology (appearance)
Calcareous silty mudstones and siltstones
Period
Silurian
How old
Around 426 million years
Environment of rock formation
Shallow warm sea on continental shelf. Ash from distant volcanoes.
Climate
Warm tropical / sub-tropical
Latitude
32′ S of Equator
Oxygen as percentage of atmosphere
17% (21% today)
Carbon Dioxide as parts per million of atmosphere composition
3300ppm (around 415ppm today and rising)
Maximum day time temperatures
30’C
Minimum night time temperature
15’C
Sea temperature
24’C
Weather risk
Earthquakes associated with plate collision – risk of underwater sediment slides
Midday Sun
High in northern sky
UV index
7
Earthquake risk (scale 1 low risk to 9 high risk)
9
Tectonic
Continental plate collision to west
Volcano risk
Ash falls
Top predator
Sharks
Animal Life
Rich marine life
Plant Life
Primitive land plants
Humidity
Rainfall
Wind
Light winds mainly from SE
Day length
21.3 hours
Days in year
420