Sentences with phrase «hundreds of thousands of years»

It's about what I discovered when I declined to do something that for hundreds of thousands of years of human existence was impossible until barely over a century ago.

Ice sheets contain a record of hundreds of thousands of years of past climate, trapped in the ancient snow.

The main difference between us and the cave people of hundreds of thousands of years ago is cultural and not genetic.

How can we prove we are making drastic changes to our planet in decades that took hundreds of thousands of years in the past?

Scientists have successfully read DNA that's hundreds of thousands of years old.

It doesn't take hundreds of thousands of years to get an ice layer.

Ice cores extracted from deep within the ice contain atmospheric gases from hundreds of thousands of years ago.

Fire has been part of the human toolkit for between 50,000 and 100,000 years, with reliable evidence of at least occasional human use going back hundreds of thousands of years earlier.

The fossil pits look nearly identical to those of small peaches grown today, indicating that the fruit evolved naturally hundreds of thousands of years before the origin of modern humans.

The reality is that the CO2 from a gallon out of every tank of gas will continue to affect climate for tens and even hundreds of thousands of years into the future.

The reflex to stand your ground or run away has been shaped by hundreds of thousands of years of evolution, in response to predators and other environmental threats.

It is a natural part of life which for the past hundreds of thousands of years was the only way to survive.

However reaching it would take hundreds of thousands of years with our current technology.

For hundreds of thousands of years preceding the industrial revolution, the concentration of the greenhouse gas carbon dioxide in the atmosphere didn't exceed 280 parts per million.

The samples they collect from the ice, called ice cores, hold a record of what our planet was like hundreds of thousands of years ago.

There's very little nuclear waste and none that's going to last for hundreds of thousands of years.

In reality, morals and cultural ethics have evolved over hundreds of thousands of years, being necessary to survive as a social creature.

The main battle centres on the attempts of a small band of researchers to prove that human races are hundreds of thousands of years older than conventional theories would have us believe.

Long ago, it was thought that coral reefs grow very slowly, such that the coral reefs we see must have taken hundreds of thousands of years to form.

After hundreds of thousands of years of CO2 levels never exceeding 300 parts per million in air, the concentration of the greenhouse gas is now over 400 parts per million, continuing a rise that began with the Industrial Revolution.

If we fail we are almost certain to suffer the consequences of ecological and social crisis for geological scales potential lasting for hundreds of thousands of years as did the global warming of the Eocene.

DNA is an ideal storage medium because it's ultra-compact and can last hundreds of thousands of years if kept in a cool, dry place, as demonstrated by the recent recovery of DNA from the bones of a 430,000 - year - old human ancestor found in a cave in Spain.

But before erupting, that same magma may have spent hundreds of thousands of years in a chunky state resembling cold porridge, a new study finds.

that's why I said oldest some bible stories tens if not hundreds of thousands of years old.I can tell you about hurricanes that struck here years before I was born because of older families telling what happened.thank God or who ever you want for weather satellites I do.

The fossilized remains of a butchered rhino indicate that humans populated the Philippines hundreds of thousands of years earlier than experts had previously estimated.

Evolutionary psychologist Gordon G. Gallup says that inherently, through hundreds of thousands of years of conditioning, a mother may relate not breastfeeding to actually losing that infant.

4) Re traditional cultures — they do still exist (not to the degree they should and there are immense problems, as I'm well aware of living in Canada where we have many Native tribes), in fact it's how we've managed to glean information on how we lived hundreds of thousands of years ago.

For example, scientists don't understand why the magnetic field is as strong as it is, or why the field reverses polarity — the North Pole becomes the South Pole and vice versa — every several hundreds of thousands of years, briefly vanishing in between.

Together with the new study from Tabun, the data suggest that ancient humans did not master fire until hundreds of thousands of years after they expanded into cold climates.

Though its physical features are the most human - like of any australopithecine yet discovered, A. sediba is hundreds of thousands of years younger than the oldest fossils assigned to the genus Homo, meaning it is unlikely to be our direct ancestor.

The relatively low speed — between 6 and 7 meters per second — suggests the process must have taken place over thousands or even hundreds of thousands of years before the asteroid was formed, when a gravitationally stable cloud of debris spun in the disk of material that would go on to build the solar system.

DNA sequences from organic material near the bottom of an ice core imply that a conifer forest covered southern Greenland hundreds of thousands of years ago.

What's your process to arrive at your absolute faith in the unlikely conclusion (based on hundreds of thousands of years of geologic records) that we're all going to be simmering soon?

The fact that we are still in the 7th creative day (since that day is never referred to as ending) indicates that the creative days could have been thousands, perhaps hundreds of thousands of years in length.

Turning up the heat seems to increase the rate at which the plants produce methane, Keppler says, which could explain why atmospheric levels of methane were high hundreds of thousands of years ago when global temperatures were balmy.

The semiotics of print have been developed over literally hundreds of thousands of years - how the type is set, what is bolded and what is not, how page breaks and chapters work, all that stuff.

Never mind that cultures have endured for tens to hundreds of thousands of years without economic or population growth, yet our culture went from Adam Smith to the video above in under 250 years.

It's micro + micro + micro + micro + micro + micro + micro x hundreds + hundreds + hundreds of thousands of years.

Through these lands Stone - Age man had tramped and lodged for countless hundreds of thousands of years, leaving pathetic remnants of his savage life that have persisted to our day: remains of his stone industries, ruined traces of his homes, bits of his artistic expression, pitiful burials into which he gathered the needed treasures of his departing life, and through all, evidence of his groping for meaning and significance and some adequate answer to the riddle of existence.

Their discovery offers researchers an insight into the migration of pre-historic people hundreds of thousands of years ago when Britain was linked by land to continental Europe.

Neanderthals used thrusting spears to bring down tamer prey in Eurasia, while Homo sapiens, or modern humans, spent hundreds of thousands of years spear - hunting wary and dangerous game on the open grasslands of Africa.