Sentences with phrase «over tens of millions»

«Given this high rate of molecular evolution, the stable morphology of tuatara over tens of millions of years is remarkable,» the team writes in its report.

What imprints would this or other kinds of industrial activity from a long dead civilization leave over tens of millions of years?»

Under the most accepted scenario, planets form over tens of millions of years from the slow accretion of dust, rocks, and gas.

«What we think of as the classic bird skeleton was pieced together gradually over tens of millions of years.

The erstwhile Africans, meanwhile, spread out into Europe, Asia, and North America, adapting over tens of millions of years to occupy habitats vacated by dinosaurs.

The study, published in the journal Current Biology, shows that the familiar anatomical features of birds — such as feathers, wings and wishbones — all first evolved piecemeal in their dinosaur ancestors over tens of millions of years.

The formation was laid down layer by layer over tens of millions of years as sediment was deposited on the bottom of a vast seaway known as the Cretaceous Western Interior Seaway.

This will stabilize the lending system, bring prices back to rational levels, and win over tens of millions of voters, whether they want to file or not (most would not).

The strange case of the wildlife biologist turned cat poisoner is the latest round in a bitter battle over tens of millions of free - roaming feline hunters.

The duo poured over tens of millions of government documents, collected independent air monitoring from around the country, and delved into the workings of industrial polluters nearby schools.

The cyclic strengthening and weakening of ocean tides over tens of millions of years is likely linked to another, longer cycle: the formation of Earth's supercontinents every 400 to 600 million years, according a new study.

Washington, D.C. - An expert forensic legal fee analyst hired by the federal government to investigate Amtrak's extensive legal expenses with private law firms has found numerous questionable management practices and lax oversight over tens of millions of legal expenses billed to Amtrak each year.

What imprints would this or other kinds of industrial activity from a long dead civilization leave over tens of millions of years?»

During the breakup of Rodinia, tens of thousands of kilometres of mid-ocean ridge were formed over tens of millions of years.

Beneath such colossuses are successful British - born galleries such as the Lisson, Victoria Miro and Jay Jopling's White Cube, which all turn over tens of millions of pounds every year.

What imprints would this or other kinds of industrial activity from a long - dead civilisation leave over tens of millions of years?»

«If the moon was the result of a long series of impacts from objects each about a hundredth to a tenth of Earth's mass, over tens of millions of years, then why do Mars and Venus not have similar moons?»

Over tens of millions of years, these protoplanets would repeatedly pass the pair.

The results, published this week in the Journal of Biogeography, reveal temperature as a driving force behind the divergence of a major seafloor predator; globally, and over tens of millions of years of Earth's history.

If you include fossil fuels as renewable, which they are over the tens of million year timescale, then they are correct.