Sentences with phrase «after human arrival»

Using genetic material extracted from lemur bones and teeth dating back 550 to 5,600 years, an international team of researchers analyzed DNA from as many as 23 individuals from each of five extinct lemur species that died out after human arrival.

Not exact matches

Not long after his arrival, he stumbled upon what was a human - trafficking ring with the victims being the people of next - door Haiti.

As i wait for the arrival of a baby conceived after the death of my first baby when he was a month old, i worry about being able to offer him / her a life not completely shadowed by sadness and grief... I hold on to the hope that the love i already feel for this tiny human growing in me will allow me to give him the full life he / she deserves.

«The primary purpose of my visit is that we will be launching, along with President Nana Akufo - Addo, a very important initiative this afternoon, and this initiative will be across the continent, because we are going to start again to build the human capital, the youth of the continent, and empower them with the skills and opportunities that this continent needs,» she told the media shortly after her arrival in Ghana.

The next step will be to gather more ancient samples from before and after a major environmental change — the end of a glaciation, for example, or the arrival of humans in the New World — to see whether any epigenetic changes correlate with the environmental transition.

And Hublin notes that soon after their arrival in Europe, «modern humans replaced [Neandertals], and there are reasons.»

«There was anecdotal evidence too: both thylacines and devils lasted for over 40,000 years following the arrival of humans in Australia; their mainland extinction about 3000 years ago was just after dingoes were introduced to Australia; and the fact that thylacines and devils persisted on Tasmania, which was never colonised by dingoes.

After her arrival at UCB Celltech, she found a way to apply her research to work that the company was doing in humans.

There is a lot of indication that suspiciously points a finger to us; us being Homo sapiens, because their extinction seems to coincide with the arrival of human beings on land mass after landmass, and then after a while back, there is this question from it: «Well, if human beings wiped out all the animals on this landmass and, why do we still have big animals in Africa?»

The authors showed that after the initial waves of human arrival, mammal extinctions followed, presumably first caused by hunting and later by forest clearing for agriculture, which reduces the habitat for native mammals.

But researchers have concluded that these artefacts must have been created by modern humans who were spreading across Europe after their arrival from Africa.

The researchers of the new study arrived at this conclusion after dating the archaeological remains at the Cerutti Mastodon site, which has pushed back the arrival of ancient humans to 130,000 years rather than just 15,000 years.

Given the very small number of reliable records of human fatalities from eating cane toads worldwide over many decades, it would be awful indeed if two people in East Timor died within the first few years after toad arrival.

In one model, island foxes diverged from California gray foxes > 16,000 years ago (prior to the arrival of humans) after rafting to the northern islands and were subsequently moved to the southern islands > 5000 years ago by Native Americans [14 — 17].

Recovery of forests following the collapse of human populations in the Americas after the arrival of Europeans may have driven the period of global cooling from 1500 - 1750 known as the Little Ice Age, report researchers speaking at the annual meeting of the American Geophysical Union in San Francisco.