Environmental factors for around 360 million years ago in the Voyage area
Tintern Sandstone Group
Buff-yellow sandstone with pebbles in places and occasional mudstone layers.
Around 360 million years
Environment of rock formation
Around 360 million years ago when the Tintern Sandstones were deposited by rivers. Global sea level on the rise.
15′ S of Equator
Oxygen as percentage of atmosphere
24% (21% today)
Carbon Dioxide as parts per million of atmosphere composition
1000ppm (around 415ppm today and rising)
Maximum day time temperatures
Minimum night time temperature
Heat. Flash floods
High in northern sky
Earthquake risk (scale 1 low risk to 9 high risk)
Raised areas from Acadian Orogeny now levelled.
None in area
Patches of primitive plants
Days in year