Sentences with phrase «geological record points»

Evidence in the geological record points the finger at excess carbon as the cause of the PETM — that much has been known for a while, but debate has raged regarding just where all that carbon initially came from and how much was added to the oceans and atmosphere.

The geological record points towards the normal expiration of the Holocene.

Not exact matches

Floods show up on the geological record, no problem to date it, if there was a worldwide flood, it'd be shown EVERYWHERE, and the fossil record would have a bit of a massive die - off, and the maternal DNA would show that there was a later point than the African «Eve» where all of our DNA converged, etc. — there'd probably be some good 50 different ways of showing it to be true.

A first attempt to match molecular data on fungal phylogeny to the geological record shows general agreement, but does point out some conflicts between the two types of data (Berbee and Taylor 1993).

As a starting point, we explore what the traces of the Anthropocene will be in millions of years — carbon isotope changes, global warming, increased sedimentation, spikes in heavy metal concentrations, plastics and more — and then look at previous examples of similar events in the geological record.

It is worth pointing out that there is no known analogue in geological records of a 3 - 4 degree C - rise in global temperature in a few decades.

At a recent meeting of the Geological Society of London that was devoted to thinking about the Anthropocene and its geological record, Toby Tyrrell of the University of Southampton pointed out that pale carbonate sediments — limestones, chalks and the like — can not be laid down below what is called a «carbonate compensation depGeological Society of London that was devoted to thinking about the Anthropocene and its geological record, Toby Tyrrell of the University of Southampton pointed out that pale carbonate sediments — limestones, chalks and the like — can not be laid down below what is called a «carbonate compensation depgeological record, Toby Tyrrell of the University of Southampton pointed out that pale carbonate sediments — limestones, chalks and the like — can not be laid down below what is called a «carbonate compensation depth».

A point to note from the geological record is that polar ice caps appeared about 3.5 million years ago when atmospheric CO2 had decreased to about 450 ppm (it is about 400 ppm right now).