Sentences with phrase «as geologists call»

Not exact matches

Geologists in Africa as Part of AAAS On - Call Scientists / Other News and Updates (AGI Monthly Review) January, 2010

The simulated lightning bolt also generated a glassy veneer on the rock up to 9 centimeters or so from where the bolt struck, a so - called fulgurite (fulgur is Latin for lightning) that serves as a sign to geologists that rocks have been zapped.

It's not a real golden spike but a line of darker shale and a marker of these graptolites» significance as what's called an index fossil: Wherever such a fossil is found a geologist can be sure those rocks are of a certain age.

Programs such as AAAS's «On - call» Scientists, which connected the geologist to the Guinea study and the economist with the New Orleans project, can have an immediate impact on communities in need, the participants agreed.

Major sources, such as episodes of exceptional volcanic activity, covered near - continental sized areas with lavas and tuffs, thus leaving their calling - cards behind for geologists to examine.

Earlier this year, a team of geologists published a paper arguing that a new, mostly sunken landmass called Zealandia should be classified as our planet's eighth continent.

Earlier this year, geologists argued that a new, mostly sunken landmass called Zealandia should be classified as our planet's eighth continent.

I've always envisioned this as a future geologist, or whatever they might be called in the future, stumbling on an outcrop in a sequence of sedimentary rocks and thinking... well this is a bit strange...

It was first cited 140 years ago when a pioneer geologist and surveyor identified a divide running from north to south between land that received ample rainfall, and soils in the so - called rain - shadow of the Rockies that could be classed as arid.

Human activity underground is permanently changing the Earth, and some geologists see it as more evidence the planet has entered a new epoch called the Anthropocene.

As for geologists, I am a mineral exploration geologist and I know about 30 other geologists with whom I have discussed the subject of so called man made Global Warming.

Major sources, such as episodes of exceptional volcanic activity, covered near - continental sized areas with lavas and tuffs, thus leaving their calling - cards behind for geologists to examine.